HSPOU / Horizon Space Acquisition I Corp. - Debt/Equity Composite Units - Depositi SEC, Relazione annuale, dichiarazione di delega

Horizon Space Acquisition I Corp. - Debt/Equity Composite Units
US ˙ NasdaqCM ˙ KYG4619M1336
QUESTO SIMBOLO NON E' PIU' ATTIVO

Statistiche di base
CIK 1946021
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Horizon Space Acquisition I Corp. - Debt/Equity Composite Units
SEC Filings (Chronological Order)
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May 15, 2026 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41578 HORIZON SPACE ACQUISITI

April 23, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 20, 2026

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 20, 2026 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

April 23, 2026 EX-3.1

Special Resolution of the Shareholders of the Company - MAA Amendment Proposal

EXHIBIT 3.1 Special Resolution of the Shareholders of the Company - MAA Amendment Proposal It is resolved as a special resolution that the amended and restated memorandum and articles of association of Horizon Space Acquisition I Corp. be amended by: (i) deleting Articles 48.7 in its entirety and replacing it with the following: “48.7 Notwithstanding any other provision of the Articles and the pro

April 23, 2026 EX-10.1

TRUST AMENDMENT

EXHIBIT 10.1 TRUST AMENDMENT April 20, 2026 THIS AMENDMENT TO THE INVESTMENT MANAGEMENT TRUST AGREEMENT (this “Amendment”) is made as of April 20, 2026, by and between Horizon Space Acquisition I Corp., a Cayman Islands company (the “Company”), and Continental Stock Transfer & Trust Company (the “Trustee”). Capitalized terms contained in this Amendment, but not specifically defined in this Amendme

April 15, 2026 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-41578 HORIZON SPACE ACQUISITION I CORP. (

April 6, 2026 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 6, 2026

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 6, 2026 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emplo

April 6, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 6, 2026

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 6, 2026 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emplo

April 2, 2026 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

March 31, 2026 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check One): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form N-SAR ☐ Form N-CSR For Period Ended: December 31, 2025 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Nothing in this form shall be construed to imply that the Commission has verified any information contained herein.

March 23, 2026 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

January 28, 2026 EX-16.1

January 27, 2026

EXHIBIT 16.1 January 27, 2026 Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549 Ladies and Gentlemen: We have read Item 4.01 of Form 8-K dated January 27, 2026 of Horizon Space Acquisition I Corp (the “Company”) to be filed with the U.S. Securities and Exchange Commission and agree with the statements relating only to UHY LLP contained therein. We have no basis to agree or

January 28, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 22, 2026

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 22, 2026 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

January 27, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 26, 2026

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 26, 2026 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

January 27, 2026 EX-10.1

PROMISSORY NOTE

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

December 12, 2025 25

OMB APPROVAL

OMB APPROVAL OMB Number: 3235-0080 Expires: May 31, 2027 Estimated average burden hours per response:……………….

December 11, 2025 EX-99.1

1

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Voluntary Delisting from Nasdaq Capital Market New York, December 3, 2025 - Horizon Space Acquisition I Corp. (Nasdaq: HSPO, HSPOU, HSPOW, HSPOR) (the “Company,” “we” or “our”), a special purpose acquisition company, today notified the Nasdaq Stock Market LLC (“Nasdaq”) of the Company’s decision to voluntarily delist its ordinary shares, uni

December 11, 2025 EX-99.2

Horizon Space Acquisition I Corp. Announces Effective Date of Nasdaq Delisting and Commencement of OTC Trading

EXHIBIT 99.2 Horizon Space Acquisition I Corp. Announces Effective Date of Nasdaq Delisting and Commencement of OTC Trading New York, December 10, 2025 - Horizon Space Acquisition I Corp. (Nasdaq: HSPO, HSPOU, HSPOW, HSPOR) (the “Company”), a special purpose acquisition company, today announces that its ordinary shares, units, warrants, and rights will be suspended from trading on the Nasdaq Capit

December 11, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 3, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 3, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

November 26, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41578 HORIZON SPACE ACQUI

November 17, 2025 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check One): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2025 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Nothing in this form shall be construed to imply that the Commission has verified any information contained herein.

October 29, 2025 EX-3.1

Special Resolution of the Shareholders of the Company - NTA Requirement Amendment

EXHIBIT 3.1 Special Resolution of the Shareholders of the Company - NTA Requirement Amendment It is resolved as a special resolution that the amended and restated memorandum and articles of association of HORIZON SPACE ACQUISITION I CORP. be amended by: (i) deleting Articles 48.2, 48.4 and 48.5 in their entirety and replacing them with the following: “48.2 Prior to the consummation of a Business C

October 29, 2025 EX-10.1

TRUST AMENDMENT

EXHIBIT 10.1 TRUST AMENDMENT October 27, 2025 THIS AMENDMENT TO THE INVESTMENT MANAGEMENT TRUST AGREEMENT (this “Amendment”) is made as of October 27, 2025, by and between Horizon Space Acquisition I Corp., a Cayman Islands company (the “Company”), and Continental Stock Transfer & Trust Company (the “Trustee”). Capitalized terms contained in this Amendment, but not specifically defined in this Ame

October 29, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 27, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 27, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

October 14, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

October 3, 2025 EX-10.2

PROMISSORY NOTE

EXHIBIT 10.2 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

October 3, 2025 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

October 3, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 29, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 29, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS

October 3, 2025 EX-10.1

AMENDMENT TO UNDERWRITING AGREEMENT

EXHIBIT 10.1 AMENDMENT TO UNDERWRITING AGREEMENT This Amendment (the “Amendment”) to the underwriting agreement dated December 21, 2022 (the “Underwriting Agreement”) is made and entered into as of September 29, 2025 by and between Horizon Space Acquisition I Corp. (the “Company”) and Network 1 Financial Securities, Inc. (“Network 1”), as the representative of underwriters (collectively, the “Unde

August 27, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 25, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 25, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emp

August 27, 2025 EX-10.1

PROMISSORY NOTE

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

August 27, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 25, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 25, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emp

August 27, 2025 EX-10.1

PROMISSORY NOTE

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

August 27, 2025 EX-10.1

PROMISSORY NOTE

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

August 27, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 25, 2025

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

August 11, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41578 HORIZON SPACE ACQUISITIO

July 29, 2025 EX-10.1

Extension Promissory Note, dated July 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

July 29, 2025 EX-10.1

Extension Promissory Note, dated July 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

July 29, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2025

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

July 29, 2025 EX-10.1

Extension Promissory Note, dated July 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

July 29, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emplo

July 29, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emplo

June 30, 2025 EX-10.1

Extension Promissory Note, dated June 27, 2025, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co., Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

June 30, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emplo

June 30, 2025 EX-10.1

Extension Promissory Note, dated June 27, 2025, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co., Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

June 30, 2025 EX-10.1

Extension Promissory Note, dated June 27, 2025, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co., Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

June 30, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2025

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

June 30, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emplo

June 13, 2025 EX-10.1

Sponsor Promissory Note, dated June 13, 2025, issued by the Company to Horizon Space Acquisition I Sponsor Corp.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

June 13, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 13, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 13, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emplo

May 29, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 28, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 28, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Employ

May 29, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 28, 2025

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

May 29, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 28, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 28, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Employ

May 29, 2025 EX-10.1

Extension Promissory Note, dated May 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

May 29, 2025 EX-10.1

Extension Promissory Note, dated May 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

May 29, 2025 EX-10.1

Extension Promissory Note, dated May 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

May 14, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41578 HORIZON SPACE ACQUISITI

May 14, 2025 EX-10.1

Extension Promissory Note, dated January 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

April 28, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

April 28, 2025 EX-10.1

Extension Promissory Note, dated April 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

April 28, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2025

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

April 28, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 28, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

April 28, 2025 EX-10.1

Extension Promissory Note, dated April 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

April 28, 2025 EX-10.1

Extension Promissory Note, dated April 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

March 28, 2025 EX-10.1

Extension Promissory Note, dated March 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

March 28, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 26, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 26, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

March 28, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 26, 2025

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

March 28, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-41578 HORIZON SPACE ACQUISITION I CORP. (

March 28, 2025 EX-10.1

Extension Promissory Note, dated March 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

March 28, 2025 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 26, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

March 28, 2025 EX-10.1

Extension Promissory Note, dated March 28, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

February 28, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 25, 2025

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

February 28, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 25, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 25, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

February 28, 2025 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 25, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

February 28, 2025 EX-10.1

Extension Promissory Note, dated February 26, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

February 28, 2025 EX-10.1

Extension Promissory Note, dated February 26, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on February 28, 2025).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

February 28, 2025 EX-10.1

Extension Promissory Note, dated February 26, 2025, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

February 14, 2025 EX-1

JOINT FILING STATEMENT PURSUANT TO RULE 13d-1(k)

Exhibit I JOINT FILING STATEMENT PURSUANT TO RULE 13d-1(k) The undersigned acknowledge and agree that the foregoing statement on Schedule 13G/A, is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G/A, shall be filed on behalf of each of the undersigned without the necessity of filing additional joint acquisition statements.

February 14, 2025 EX-99.1

JOINT FILING AGREEMENT

Exhibit A JOINT FILING AGREEMENT In accordance with Rule 13d-1(k) of the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a Statement on Schedule 13G (including any and all amendments thereto) with respect to the Ordinary Shares of Horizon Space Acquisition I Corp.

February 13, 2025 EX-99.B

HSPO / Horizon Space Acquisition I Corp. / MIZUHO FINANCIAL GROUP INC - EX-99.B

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February 13, 2025 EX-99.A

HSPO / Horizon Space Acquisition I Corp. / MIZUHO FINANCIAL GROUP INC - EX-99.A

begin 644 ck0001669811-ex99a.pdf M)5!$1BTQ+C<*"C0@,"!O8FH**$ED96YT:71Y*0IE;F1O8FH*-2 P(&]B:@HH M061O8F4I"F5N9&]B:@HX(# @;V)J"CP\"B]&:6QT97(@+T9L871E1&5C;V1E M"B],96YG=&@@-C8P-C4*+TQE;F=T:#$@,S0U,3(P"B]4>7!E("]3=')E86T* M/CX*<[%T+0%15^O.O?/B,3 @C^'E7!A>,@.#@"\D&9Z*H!"@ M@OE@@$%0!.*AV5I::0]JJVU=>VQ;UI:UU=:(5FAMN:VUE6E6;J\ML[)WMFU; M;5O*+]S[@49PE9:ZX]Z?G?.]YWWXSO?^HOXT$ M=5^L=6Q)9<6,Z-^.P @%\L'KBZML*

February 6, 2025 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 5, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

February 6, 2025 EX-10.1

Sponsor Promissory Note, dated February 5, 2025, issued by the Company to Horizon Space Acquisition I Sponsor Corp. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on February 6, 2025).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

January 30, 2025 EX-10.1

Form of Extension Promissory Note to be issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

January 30, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 24, 2025

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

January 30, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 24, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 24, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

January 30, 2025 EX-10.1

Form of Extension Promissory Note to be issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

January 30, 2025 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 24, 2025 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

January 30, 2025 EX-10.1

Form of Extension Promissory Note to be issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

December 30, 2024 EX-10.1

Extension Promissory Note, dated December 27, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co., Ltd

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

December 30, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 27, 2024

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

December 30, 2024 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 27, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

December 30, 2024 EX-10.1

Extension Promissory Note, dated December 27, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co., Ltd

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

December 30, 2024 EX-10.1

Extension Promissory Note, dated December 27, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co., Ltd

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

December 30, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 27, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 27, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

December 26, 2024 EX-10.1

Amendment to the Investment Management Trust Agreement dated December 23, 2024, between the Company and Continental Stock Transfer & Trust Company.

EXHIBIT 10.1 TRUST AMENDMENT December 23, 2024 THIS AMENDMENT TO THE INVESTMENT MANAGEMENT TRUST AGREEMENT (this “Amendment”) is made as of December 23, 2024, by and between Horizon Space Acquisition I Corp., a Cayman Islands company (the “Company”), and Continental Stock Transfer & Trust Company (the “Trustee”). Capitalized terms contained in this Amendment, but not specifically defined in this A

December 26, 2024 EX-3.1

Special resolution of the shareholders of the Company to amend the Amended and Restated Memorandum and Articles of Association adopted on December 23, 2024. (incorporated herein by reference to Exhibit 3.1 to Form 8-K as filed with the Securities and Exchange Commission on December 26, 2024)

EXHIBIT 3.1 Special Resolution of the Shareholders of the Company It is resolved as a special resolution that the amended and restated memorandum and articles of association of Horizon Space Acquisition I Corp. be amended by deleting Articles 48.7 and 48.8 in their entirety and replacing them with the following: "48.7 Notwithstanding any other provision of the Articles and the prospectus relating

December 26, 2024 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 23, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

December 20, 2024 EX-99.1

Press Release dated December 20, 2024

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Revised Contribution to Trust Account in Connection with the Proposed Charter Amendment New York, December 20, 2024 /PR NEWSWIRE/ - Horizon Space Acquisition I Corp. (the “Company”) (NASDAQ: HSPO) today announced that, in connection with its previously announced extraordinary general meeting of shareholders in lieu of an annual general meeti

December 20, 2024 EX-99.1

Horizon Space Acquisition I Corp. Adjourned the Extraordinary General Meeting to December 23, 2024

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Adjourned the Extraordinary General Meeting to December 23, 2024 New York, NY, December 20, 2024 /PR NEWSWIRE/ - Horizon Space Acquisition I Corp. (the “Company”) (NASDAQ: HSPO) held its extraordinary general meeting of shareholders in lieu of an annual general meeting (the “Meeting”) as scheduled at 9:00 a.m. Eastern Time on December 20, 2024 solely

December 20, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces Revised Contribution to Trust Account in Connection with the Proposed Charter Amendment

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Revised Contribution to Trust Account in Connection with the Proposed Charter Amendment New York, December 20, 2024 /PR NEWSWIRE/ - Horizon Space Acquisition I Corp. (the “Company”) (NASDAQ: HSPO) today announced that, in connection with its previously announced extraordinary general meeting of shareholders in lieu of an annual general meeti

December 20, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 20, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 20, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

December 20, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 20, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

December 20, 2024 EX-99.1

Press Release dated December 20, 2024.

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Adjourned the Extraordinary General Meeting to December 23, 2024 New York, NY, December 20, 2024 /PR NEWSWIRE/ - Horizon Space Acquisition I Corp. (the “Company”) (NASDAQ: HSPO) held its extraordinary general meeting of shareholders in lieu of an annual general meeting (the “Meeting”) as scheduled at 9:00 a.m. Eastern Time on December 20, 2024 solely

December 20, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 20, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 20, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

December 20, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 20, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

December 17, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces Revised Contribution to Trust Account in Connection with the Proposed Charter Amendment

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Revised Contribution to Trust Account in Connection with the Proposed Charter Amendment New York, December 17, 2024 /PR NEWSWIRE/ - Horizon Space Acquisition I Corp. (the “Company”) (NASDAQ: HSPO) today announced that, in connection with its previously announced extraordinary general meeting of shareholders in lieu of an annual general meeti

December 17, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 17, 2024

DEFA14A 1 hspodefa14a.htm DEFA 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 17, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or ot

December 17, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 17, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

December 17, 2024 EX-99.1

Press Release dated December 17, 2024

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Revised Contribution to Trust Account in Connection with the Proposed Charter Amendment New York, December 17, 2024 /PR NEWSWIRE/ - Horizon Space Acquisition I Corp. (the “Company”) (NASDAQ: HSPO) today announced that, in connection with its previously announced extraordinary general meeting of shareholders in lieu of an annual general meeti

November 27, 2024 EX-10.1

Extension Promissory Note, dated November 27, 2024, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

November 27, 2024 EX-10.1

Extension Promissory Note, dated November 27, 2024, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

November 27, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 26, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 26, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

November 27, 2024 EX-10.1

Extension Promissory Note, dated November 27, 2024, issued by the Company to Squirrel Enlivened (Hong Kong) Technology Limited

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

November 27, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 26, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 26, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

November 27, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 26, 2024

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

November 19, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

November 14, 2024 SC 13G

HSPO / Horizon Space Acquisition I Corp. / MIZUHO FINANCIAL GROUP INC - SC 13G Passive Investment

SC 13G 1 d909602dsc13g.htm SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Horizon Space Acquisition I Corp. (Name of Issuer) Common Shares (Title of Class of Securities) G4619M109 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box

November 14, 2024 EX-99.A

Lists of the relevant subsidiaries Subsidiary Principal business office Classification Mizuho Bank, Ltd 1–5–5, Otemachi, Chiyoda–ku, Tokyo 100–8176, Japan A non-U.S. institution equivalent to Bank Mizuho Americas LLC 1271 Avenue of the Americas, NY,

EX-99.A 2 d909602dex99a.htm EX-99.A Exhibit A Lists of the relevant subsidiaries Subsidiary Principal business office Classification Mizuho Bank, Ltd 1–5–5, Otemachi, Chiyoda–ku, Tokyo 100–8176, Japan A non-U.S. institution equivalent to Bank Mizuho Americas LLC 1271 Avenue of the Americas, NY, NY 10020, USA A parent holding company Mizuho Securities USA LLC 1271 Avenue of the Americas, NY, NY 100

November 14, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41578 HORIZON SPACE ACQUI

November 14, 2024 EX-99.B

Power of Attorney

EX-99.B 3 d909602dex99b.htm EX-99.B Exhibit B Power of Attorney Pursuant to and in accordance with the Securities Exchange Act of 1934, as amended (the “Exchange Act”) and the rules and regulations thereunder, the undersigned, in the undersigned capacity as an authorized representative of Mizuho Bank, Ltd., Mizuho Americas LLC and Mizuho Securities USA LLC (collectively, the “Companies”), hereby g

November 13, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces Transfer to Nasdaq Capital Market

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Transfer to Nasdaq Capital Market New York, November 13, 2024 — Horizon Space Acquisition I Corp. (the “Company”) (Nasdaq: HSPO), a special purpose acquisition company, today announced that the Nasdaq Stock Market LLC has approved the Company’s application to list its ordinary shares, units, warrants and rights on the Nasdaq Capital Market.

November 13, 2024 SC 13G

HSPO / Horizon Space Acquisition I Corp. / COWEN AND COMPANY, LLC - COWEN AND COMPANY, LLC Passive Investment

SC 13G 1 hspo111224.htm COWEN AND COMPANY, LLC UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Horizon Space Acquisition I Corp. (Name of Issuer) Ordinary Shares, par value $0.0001 per share (Title of Class of Securities) G4619M109 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement)

November 13, 2024 8-K

Regulation FD Disclosure, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 12, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

November 8, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

October 25, 2024 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 23, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

October 25, 2024 EX-10.1

Extension Promissory Note, dated October 24, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

October 25, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 23, 2024

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

October 25, 2024 EX-10.1

Extension Promissory Note, dated October 24, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on October 25, 2024).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

October 25, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 23, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 23, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

October 25, 2024 EX-10.1

Extension Promissory Note, dated October 24, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

October 11, 2024 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 8, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emp

October 11, 2024 EX-10.1

Sponsor Promissory Note, dated October 8, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on October 11, 2024).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

October 3, 2024 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 3, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emp

September 27, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 25, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 25, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS

September 27, 2024 EX-10.1

Extension Promissory Note, dated September 26, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on September 27, 2024).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

September 27, 2024 EX-10.1

Extension Promissory Note, dated September 26, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

September 27, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 25, 2024

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

September 27, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 25, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 25, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS

September 27, 2024 EX-10.1

Extension Promissory Note, dated September 26, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

September 19, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 19, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS

September 19, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces Confidential Submission of Registration Statement to the SEC for Proposed Business Combination with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Confidential Submission of Registration Statement to the SEC for Proposed Business Combination with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company New York, September 19, 2024 /PRNewswire/ – Squirrel Enlivened International Co., Ltd (“Squirrel Cayman”), a brand marketing and strategy consulting c

September 19, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces Confidential Submission of Registration Statement to the SEC for Proposed Business Combination with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Confidential Submission of Registration Statement to the SEC for Proposed Business Combination with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company New York, September 19, 2024 /PRNewswire/ – Squirrel Enlivened International Co., Ltd (“Squirrel Cayman”), a brand marketing and strategy consulting c

September 19, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces Confidential Submission of Registration Statement to the SEC for Proposed Business Combination with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Confidential Submission of Registration Statement to the SEC for Proposed Business Combination with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company New York, September 19, 2024 /PRNewswire/ – Squirrel Enlivened International Co., Ltd (“Squirrel Cayman”), a brand marketing and strategy consulting c

September 19, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 19, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 19, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS

September 19, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 19, 2024

Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant

September 16, 2024 EX-10.4

Form of Registration Rights Agreement

EXHIBIT 10.4 Final Form REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of [], is made and entered into by and among Squirrel Enlivened International Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel Cayman”), and each of the undersigned parties listed on the signature pages hereto under “Holders” (together with any person or en

September 16, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 16, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 16, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS

September 16, 2024 EX-10.3

Form of Shareholder Lock-Up Agreement

EXHIBIT 10.3 Final Form LOCK-UP AGREEMENT This LOCK-UP AGREEMENT is made as of [] (this “Agreement”) by and between Squirrel Enlivened International Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel Cayman” or, upon and following the Reorganization, “Parent” , or “PubCo”) and each of the undersigned (each, a “Shareholder”). Capitalized terms used but not defined in this Agr

September 16, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces the Definitive Business Combination Agreement with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces the Definitive Business Combination Agreement with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company New York, September 16, 2024 /PRNewswire/ – Squirrel Enlivened International Co., Ltd (“Squirrel Cayman”), a brand marketing and strategy consulting company, and Horizon Space Acquisition I Corp. (“H

September 16, 2024 EX-10.5

Form of Warrant Assumption Agreement

EXHIBIT 10.5 Final Form ASSIGNMENT, ASSUMPTION AND AMENDED & RESTATED WARRANT AGREEMENT This ASSIGNMENT, ASSUMPTION AND AMENDED & RESTATED WARRANT AGREEMENT (this “Agreement”) is made as of [] (the “Effective Date”) among Horizon Space Acquisition I Corp., a Cayman Islands exempted company, with offices at 1412 Broadway, 21st Floor, Suite 21V, New York, NY 10018 (“SPAC”), Squirrel Enlivened Intern

September 16, 2024 EX-2.1

Agreement and Plan of Merger, dated as of September 16, 2024, by and among Horizon Space Acquisition I Corp., Squirrel Enlivened Technology Co., Ltd, Squirrel Enlivened International Co., Ltd and Squirrel Enlivened Overseas Co., Ltd

EXHIBIT 2.1 Execution Version BUSINESS COMBINATION AGREEMENT by and among SQUIRREL ENLIVENED TECHNOLOGY CO., LTD, (as “Squirrel HoldCo”) SQUIRREL ENLIVENED INTERNATIONAL CO., LTD, (as “Squirrel Cayman”) SQUIRREL ENLIVENED OVERSEAS CO., LTD (as “Merger Sub”) and HORIZON SPACE ACQUISITION I CORP. (as “Company”) September 16, 2024 Execution Version TABLE OF CONTENTS PAGE ARTICLE I THE REORGANIZATION

September 16, 2024 EX-10.3

Form of Shareholder Lock-Up Agreement

EXHIBIT 10.3 Final Form LOCK-UP AGREEMENT This LOCK-UP AGREEMENT is made as of [] (this “Agreement”) by and between Squirrel Enlivened International Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel Cayman” or, upon and following the Reorganization, “Parent” , or “PubCo”) and each of the undersigned (each, a “Shareholder”). Capitalized terms used but not defined in this Agr

September 16, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces the Definitive Business Combination Agreement with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces the Definitive Business Combination Agreement with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company New York, September 16, 2024 /PRNewswire/ – Squirrel Enlivened International Co., Ltd (“Squirrel Cayman”), a brand marketing and strategy consulting company, and Horizon Space Acquisition I Corp. (“H

September 16, 2024 EX-2.1

Agreement and Plan of Merger, dated as of September 16, 2024, by and among Horizon Space Acquisition I Corp., Squirrel Enlivened Technology Co., Ltd, Squirrel Enlivened International Co., Ltd and Squirrel Enlivened Overseas Co., Ltd

EXHIBIT 2.1 Execution Version BUSINESS COMBINATION AGREEMENT by and among SQUIRREL ENLIVENED TECHNOLOGY CO., LTD, (as “Squirrel HoldCo”) SQUIRREL ENLIVENED INTERNATIONAL CO., LTD, (as “Squirrel Cayman”) SQUIRREL ENLIVENED OVERSEAS CO., LTD (as “Merger Sub”) and HORIZON SPACE ACQUISITION I CORP. (as “Company”) September 16, 2024 Execution Version TABLE OF CONTENTS PAGE ARTICLE I THE REORGANIZATION

September 16, 2024 EX-10.5

Form of Warrant Assumption Agreement

EXHIBIT 10.5 Final Form ASSIGNMENT, ASSUMPTION AND AMENDED & RESTATED WARRANT AGREEMENT This ASSIGNMENT, ASSUMPTION AND AMENDED & RESTATED WARRANT AGREEMENT (this “Agreement”) is made as of [] (the “Effective Date”) among Horizon Space Acquisition I Corp., a Cayman Islands exempted company, with offices at 1412 Broadway, 21st Floor, Suite 21V, New York, NY 10018 (“SPAC”), Squirrel Enlivened Intern

September 16, 2024 EX-10.2

Shareholder Support Agreement, dated as of September 16, 2024, by and among Horizon Space Acquisition I Corp., Squirrel Enlivened Technology Co., Ltd., and Squirrel Enlivened International Co., Ltd. and Squirrel Enlivened Holdings Co., Ltd

EXHIBIT 10.2 Execution Version SHAREHOLDER SUPPORT AGREEMENT This SHAREHOLDER LOCK-UP AND SUPPORT AGREEMENT is made as of September 16, 2024 (this “Agreement”) by and among Horizon Space Acquisition I Corp., a Cayman Islands exempted company limited by shares (the “SPAC”), Squirrel Enlivened Technology Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel HoldCo”), Squirrel Enl

September 16, 2024 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 16, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS

September 16, 2024 EX-10.4

Form of Registration Rights Agreement

EXHIBIT 10.4 Final Form REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of [], is made and entered into by and among Squirrel Enlivened International Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel Cayman”), and each of the undersigned parties listed on the signature pages hereto under “Holders” (together with any person or en

September 16, 2024 EX-10.2

Shareholder Support Agreement, dated as of September 16, 2024, by and among Horizon Space Acquisition I Corp., Squirrel Enlivened Technology Co., Ltd., and Squirrel Enlivened International Co., Ltd. and Squirrel Enlivened Holdings Co., Ltd

EXHIBIT 10.2 Execution Version SHAREHOLDER SUPPORT AGREEMENT This SHAREHOLDER LOCK-UP AND SUPPORT AGREEMENT is made as of September 16, 2024 (this “Agreement”) by and among Horizon Space Acquisition I Corp., a Cayman Islands exempted company limited by shares (the “SPAC”), Squirrel Enlivened Technology Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel HoldCo”), Squirrel Enl

September 16, 2024 EX-10.3

Form of Shareholder Lock-Up Agreement

EXHIBIT 10.3 Final Form LOCK-UP AGREEMENT This LOCK-UP AGREEMENT is made as of [] (this “Agreement”) by and between Squirrel Enlivened International Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel Cayman” or, upon and following the Reorganization, “Parent” , or “PubCo”) and each of the undersigned (each, a “Shareholder”). Capitalized terms used but not defined in this Agr

September 16, 2024 EX-2.1

Agreement and Plan of Merger, dated as of September 16, 2024, by and among Horizon Space Acquisition I Corp., Squirrel Enlivened Technology Co., Ltd, Squirrel Enlivened International Co., Ltd and Squirrel Enlivened Overseas Co., Ltd

EXHIBIT 2.1 Execution Version BUSINESS COMBINATION AGREEMENT by and among SQUIRREL ENLIVENED TECHNOLOGY CO., LTD, (as “Squirrel HoldCo”) SQUIRREL ENLIVENED INTERNATIONAL CO., LTD, (as “Squirrel Cayman”) SQUIRREL ENLIVENED OVERSEAS CO., LTD (as “Merger Sub”) and HORIZON SPACE ACQUISITION I CORP. (as “Company”) September 16, 2024 Execution Version TABLE OF CONTENTS PAGE ARTICLE I THE REORGANIZATION

September 16, 2024 EX-10.4

Form of Registration Rights Agreement

EXHIBIT 10.4 Final Form REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of [], is made and entered into by and among Squirrel Enlivened International Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel Cayman”), and each of the undersigned parties listed on the signature pages hereto under “Holders” (together with any person or en

September 16, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces the Definitive Business Combination Agreement with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces the Definitive Business Combination Agreement with Squirrel Enlivened International Co., Ltd, a Brand Marketing and Strategy Consulting Company New York, September 16, 2024 /PRNewswire/ – Squirrel Enlivened International Co., Ltd (“Squirrel Cayman”), a brand marketing and strategy consulting company, and Horizon Space Acquisition I Corp. (“H

September 16, 2024 EX-10.5

Form of Warrant Assumption Agreement

EXHIBIT 10.5 Final Form ASSIGNMENT, ASSUMPTION AND AMENDED & RESTATED WARRANT AGREEMENT This ASSIGNMENT, ASSUMPTION AND AMENDED & RESTATED WARRANT AGREEMENT (this “Agreement”) is made as of [] (the “Effective Date”) among Horizon Space Acquisition I Corp., a Cayman Islands exempted company, with offices at 1412 Broadway, 21st Floor, Suite 21V, New York, NY 10018 (“SPAC”), Squirrel Enlivened Intern

September 16, 2024 EX-10.2

Shareholder Support Agreement, dated as of September 16, 2024, by and among Horizon Space Acquisition I Corp., Squirrel Enlivened Technology Co., Ltd., and Squirrel Enlivened International Co., Ltd. and Squirrel Enlivened Holdings Co., Ltd

EXHIBIT 10.2 Execution Version SHAREHOLDER SUPPORT AGREEMENT This SHAREHOLDER LOCK-UP AND SUPPORT AGREEMENT is made as of September 16, 2024 (this “Agreement”) by and among Horizon Space Acquisition I Corp., a Cayman Islands exempted company limited by shares (the “SPAC”), Squirrel Enlivened Technology Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel HoldCo”), Squirrel Enl

September 16, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 16, 2024

425 1 hspo425.htm 425 Filed by Squirrel Enlivened International Co., Ltd Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Horizon Space Acquisition I Corp. Commission File No.: 001-41578 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CU

September 16, 2024 EX-10.1

Sponsor Support Agreement, dated as of September 16, 2024, by and among Horizon Space Acquisition I Sponsor Corp., Horizon Space Acquisition I Corp., Squirrel Enlivened Technology Co., Ltd, and Squirrel Enlivened International Co., Ltd

EXHIBIT 10.1 Execution Version SPONSOR SUPPORT AGREEMENT THIS SPONSOR SUPPORT AGREEMENT, dated as of September 16, 2024 (the “Agreement”), by and among Horizon Space Acquisition I Corp., a Cayman Islands exempted company (the “Company”), Squirrel Enlivened Technology Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel HoldCo”), Squirrel Enlivened International Co., Ltd., a Ca

September 16, 2024 EX-10.1

Sponsor Support Agreement, dated as of September 16, 2024, by and among Horizon Space Acquisition I Sponsor Corp., Horizon Space Acquisition I Corp., Squirrel Enlivened Technology Co., Ltd, and Squirrel Enlivened International Co., Ltd

EXHIBIT 10.1 Execution Version SPONSOR SUPPORT AGREEMENT THIS SPONSOR SUPPORT AGREEMENT, dated as of September 16, 2024 (the “Agreement”), by and among Horizon Space Acquisition I Corp., a Cayman Islands exempted company (the “Company”), Squirrel Enlivened Technology Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel HoldCo”), Squirrel Enlivened International Co., Ltd., a Ca

September 16, 2024 EX-10.1

Sponsor Support Agreement, dated as of September 16, 2024, by and among Horizon Space Acquisition I Sponsor Corp., Horizon Space Acquisition I Corp., Squirrel Enlivened Technology Co., Ltd, and Squirrel Enlivened International Co., Ltd

EXHIBIT 10.1 Execution Version SPONSOR SUPPORT AGREEMENT THIS SPONSOR SUPPORT AGREEMENT, dated as of September 16, 2024 (the “Agreement”), by and among Horizon Space Acquisition I Corp., a Cayman Islands exempted company (the “Company”), Squirrel Enlivened Technology Co., Ltd., a Cayman Islands exempted company limited by shares (“Squirrel HoldCo”), Squirrel Enlivened International Co., Ltd., a Ca

August 26, 2024 EX-10.1

Extension Promissory Note, dated August 26, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

August 26, 2024 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 22, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emp

August 9, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41578 HORIZON SPACE ACQUISITIO

July 30, 2024 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emplo

July 30, 2024 EX-10.1

Extension Promissory Note, dated July 29, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on July 30, 2024).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

June 28, 2024 EX-10.1

Extension Promissory Note, dated June 27, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on June 28, 2024).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

June 28, 2024 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 27, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emplo

May 28, 2024 EX-10.1

Extension Promissory Note, dated May 27, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on May 28, 2024).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

May 28, 2024 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 23, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Employ

May 14, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41578 HORIZON SPACE ACQUISITI

April 26, 2024 EX-10.1

Extension Promissory Note, dated April 23, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on April 26, 2024).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

April 26, 2024 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 23, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

April 15, 2024 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 12, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

April 15, 2024 EX-10.1

Sponsor Promissory Note, dated April 12, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on April 15, 2024).

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

April 1, 2024 EX-97

Policy Relating to Recovery of Erroneously Awarded Compensation

EXHIBIT 97 HORIZON SPACE ACQUISITION I CORP. CLAWBACK POLICY OVERVIEW In accordance with the applicable rules (the “Nasdaq Rules”) of The Nasdaq Stock Market (“Nasdaq”), Section 10D and Rule 10D-1 (“Rule 10D-1”) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), the Board of Directors (the “Board”) of Horizon Space Acquisition I Corp. (the “Company”) has adopted this Policy (

April 1, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-41578 HORIZON SPACE ACQUISITION I CORP. (

March 27, 2024 EX-3.1

Special Resolution of the Shareholders of the Company to amend the Amended and Restated Memorandum and Articles of Association dated March 22, 2024. (incorporated herein by reference to Exhibit 3.1 to Form 8-K as filed with the Securities and Exchange Commission on March 27, 2024).

EXHIBIT 3.1 Special Resolution of the Shareholders of the Company - MAA Amendment Proposal It is resolved as a special resolution that the amended and restated memorandum and articles of association of Horizon Space Acquisition I Corp. be amended by deleting Articles 48.7 and 48.8 in their entirety and replacing them with the following: "48.7 Notwithstanding any other provision of the Articles and

March 27, 2024 EX-10.2

Extension Promissory Note, dated March 26, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.2 to Form 8-K as filed with the Securities and Exchange Commission on March 27, 2024)

EXHIBIT 10.2 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

March 27, 2024 EX-10.1

Amendment to the Investment Management Trust Agreement dated March 22, 2024, between the Company and Continental Stock Transfer & Trust Company. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on March 27, 2024)

EXHIBIT 10.1 TRUST AMENDMENT March 22, 2024 THIS AMENDMENT TO THE INVESTMENT MANAGEMENT TRUST AGREEMENT (this “Amendment”) is made as of March 22, 2024, by and between Horizon Space Acquisition I Corp., a Cayman Islands company (the “Company”), and Continental Stock Transfer & Trust Company (the “Trustee”). Capitalized terms contained in this Amendment, but not specifically defined in this Amendme

March 27, 2024 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 22, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

March 18, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 18, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 18, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

March 18, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 18, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 18, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Empl

March 18, 2024 EX-99.1

Horizon Space Acquisition I Corp. Announces Revised Contribution to Trust Account in Connection with the Proposed Charter Amendment

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Revised Contribution to Trust Account in Connection with the Proposed Charter Amendment New York, March 18, 2024 /PR NEWSWIRE/ - Horizon Space Acquisition I Corp. (the “Company”) (NASDAQ: HSPO) today announced that, in connection with its previously announced extraordinary general meeting of shareholders to be held on March 22, 2024 (the “Me

March 18, 2024 EX-99.1

Press Release dated March 18, 2024

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Revised Contribution to Trust Account in Connection with the Proposed Charter Amendment New York, March 18, 2024 /PR NEWSWIRE/ - Horizon Space Acquisition I Corp. (the “Company”) (NASDAQ: HSPO) today announced that, in connection with its previously announced extraordinary general meeting of shareholders to be held on March 22, 2024 (the “Me

February 28, 2024 EX-10.1

Extension Promissory Note, dated February 27, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on February 28, 2024)

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

February 28, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 26, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 26, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

February 21, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

February 14, 2024 SC 13G

HSPO / Horizon Space Acquisition I Corp. / Vivaldi Asset Management, LLC Passive Investment

SC 13G 1 schedule13ghspo21424.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Horizon Space Acquisition I Corp (Name of Issuer) Ordinary Shares, par value $0.0001 per share (Title of Class of Securities) G4619M109 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Stateme

February 13, 2024 SC 13G

HSPO / Horizon Space Acquisition I Corp. / Karpus Management, Inc. - KARPUS INVESTMENT MGT / HORIZON SPACE ACQUISITION I CORP - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.    ) * Horizon Space Acquisition I Corp. (Name of Issuer) Common (Title of Class of Securities) G4619M109 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to whi

February 8, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

February 8, 2024 SC 13G

HSPO / Horizon Space Acquisition I Corp. / WOLVERINE ASSET MANAGEMENT LLC - SC 13G Passive Investment

SC 13G 1 ef20020125sc13g.htm SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Horizon Space Acquisition I Corp. (Name of Issuer) Ordinary Shares, $0.0001 par value per share (Title of Class of Securities) G4619M109 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Stat

January 31, 2024 SC 13G/A

HSPO / Horizon Space Acquisition I Corp. / Harraden Circle Investments, LLC - SC 13G/A Passive Investment

SC 13G/A 1 d742436dsc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Horizon Space Acquisition I Corp. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) G4619M133 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of

January 31, 2024 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 d742436dex991.htm EX-99.1 SCHEDULE 13G CUSIP No. G4619M133 Page 11 of 11 Pages EXHIBIT 1 JOINT FILING AGREEMENT The undersigned hereby agree that the statement on Schedule 13G with respect to the Units of Horizon Space Acquisition I Corp. dated as of January 31, 2024, is, and any amendments thereto (including amendments on Schedule 13D) signed by each of the undersigned shall be, filed o

January 26, 2024 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 23, 2024 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

January 26, 2024 EX-10.1

Extension Promissory Note, dated January 23, 2024, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on January 26, 2024)

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

December 26, 2023 EX-10.1

Extension Promissory Note, dated December 21, 2023, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

December 26, 2023 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 21, 2023 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

December 20, 2023 CORRESP

HORIZON SPACE ACQUISITION I CORP.

HORIZON SPACE ACQUISITION I CORP. December 20, 2023 Mr. Howard Efron Division of Corporation Finance Office of Real Estate & Construction U.S. Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549 Re: Horizon Space Acquisition I Corp. Form 10-K for the year ended December 31, 2022 File No. 001-41578 Dear Mr. Efron: This letter is in response to the letter dated December 19, 20

December 20, 2023 LETTER

LETTER

United States securities and exchange commission logo December 20, 2023 Mingyu (Michael) Li Chief Executive Officer Horizon Space Acquisition I Corp.

December 19, 2023 LETTER

LETTER

United States securities and exchange commission logo December 19, 2023 Mingyu (Michael) Li Chief Executive Officer Horizon Space Acquisition I Corp.

November 22, 2023 EX-10.1

Extension Promissory Note, dated November 21, 2023, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd.

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

November 22, 2023 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 21, 2023 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS E

November 8, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41578 HORIZON SPACE ACQUI

November 3, 2023 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 1, 2023 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

October 30, 2023 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 24, 2023 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Em

October 30, 2023 EX-10.1

Extension Promissory Note, dated October 25, 2023, issued by the Company to Shenzhen Squirrel Enlivened Media Group Co. Ltd (incorporated by reference to Exhibit 10.1 to the Current Report on Form 8-K filed with the Securities & Exchange Commission on October 30, 2023)

EXHIBIT 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

October 5, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 4, 2023 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS Emp

October 5, 2023 EX-10.1

Amendment to the Investment Management Trust Agreement dated October 4, 2023, between the Company and Continental Stock Transfer & Trust Company.

EXHIBIT 10.1 TRUST AMENDMENT October 4, 2023 THIS AMENDMENT TO THE INVESTMENT MANAGEMENT TRUST AGREEMENT (this “Amendment”) is made as of October 4, 2023, by and between Horizon Space Acquisition I Corp., a Cayman Islands company (the “Company”), and Continental Stock Transfer & Trust Company (the “Trustee”). Capitalized terms contained in this Amendment, but not specifically defined in this Amend

September 27, 2023 EX-10.1

Amendment to the Investment Management Trust Agreement dated September 25, 2023, between the Company and Continental Stock Transfer & Trust Company.

EXHIBIT 10.1 TRUST AMENDMENT September 25, 2023 THIS AMENDMENT TO THE INVESTMENT MANAGEMENT TRUST AGREEMENT (this “Amendment”) is made as of September 25, 2023, by and between Horizon Space Acquisition I Corp., a Cayman Islands company (the “Company”), and Continental Stock Transfer & Trust Company (the “Trustee”). Capitalized terms contained in this Amendment, but not specifically defined in this

September 27, 2023 EX-3.1

Special Resolution of the Shareholders of the Company to amend the Amended and Restated Memorandum and Articles of Association dated September 25, 2023. (incorporated herein by reference to Exhibit 3.1 to Form 8-K as filed with the Securities and Exchange Commission on September 27, 2023).

EXHIBIT 3.1 Special Resolution of the Shareholders of the Company It is resolved as a special resolution that the amended and restated memorandum and articles of association of Horizon Space Acquisition I Corp. be amended by deleting Articles 48.7 and 48.8 in their entirety and replacing them with the following: "48.7 Notwithstanding any other provision of the Articles and the prospectus relating

September 27, 2023 EX-10.2

Extension Promissory Note, dated September 26, 2023, issued by the Company to Horizon Space Acquisition I Sponsor Corp. (incorporated by reference to Exhibit 10.2 to the Current Report on Form 8-K filed with the Securities & Exchange Commission on September 27, 2023)

EXHIBIT 10.2 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

September 27, 2023 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 25, 2023 HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdiction (Commission (IRS

September 8, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

August 29, 2023 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

August 11, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 ☐ TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41578 HORIZON SPACE ACQUISITIO

May 9, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41256 HORIZON SPACE ACQUISITI

February 13, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-41578 HORIZON SPACE ACQUISITION I CORP. (

February 1, 2023 SC 13G/A

HSPO / Horizon Space Acquisition I Corp / Feis Lawrence Michael - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 lfsc13gz.htm SCHEDULE 13G/A OMB APPROVAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB Number:3235-0145 Expires:Febuary 28, 2009 Estimated average burden hours per response ....10.4 SCHEDULE 13G Under the Securities and Exchange Act of 1934 (Amendment No. 1 )* Horizon Space Acquisition I Corp. (Name of Issuer) Ordinary shares, par value $ 0.0001 (Title of C

January 23, 2023 SC 13G

Space Summit Capital LLC - 13G

SC 13G 1 hspou13ginitial.txt 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.0)* Horizon Space Acquisition I Corp. (Name of Issuer) Units (Title of Class of Securities) G4619M133 (CUSIP Number) January 20, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designa

January 23, 2023 8-K

Financial Statements and Exhibits, Other Events

8-K 1 hspo8k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 23, 2023 (January 23, 2023) HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (St

January 23, 2023 EX-99.1

Horizon Space Acquisition I Corp. Announces the Separate Trading of its Ordinary Shares, Warrants, and Rights, Commencing on January 26, 2023

EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces the Separate Trading of its Ordinary Shares, Warrants, and Rights, Commencing on January 26, 2023 New York, NY, January 23, 2023 (GLOBE NEWSWIRE) – Horizon Space Acquisition I Corp. (the “Company”) (Nasdaq: HSPOU), a blank check company, today announced that, commencing on January 26, 2023, holders of the 6,900,000 units (the “Units”) sold i

January 3, 2023 8-K

Financial Statements and Exhibits, Other Events

8-K 1 hspo8k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 30, 2022 (December 27, 2022) HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (

January 3, 2023 EX-99.1

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 99.1 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors and Shareholders of Horizon Space Acquisition I Corp. Opinion on the Financial Statement We have audited the accompanying balance sheet of Horizon Space Acquisition I Corp. (the “Company”) as of December 27, 2022, and the related notes (collectively referred to as the “financial statement”). In our opini

December 29, 2022 SC 13G

Harraden Circle Investors, LP - SC 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.)* Horizon Space Acquisition I Corp. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) G4619M133 (CUSIP Number) December 22, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box

December 29, 2022 SC 13G

Feis Lawrence Michael - SCHEDULE 13G

SC 13G 1 lfsc13g.htm SCHEDULE 13G OMB APPROVAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB Number:3235-0145 Expires:Febuary 28, 2009 Estimated average burden hours per response ....10.4 SCHEDULE 13G Under the Securities and Exchange Act of 1934 (Amendment No. )* Horizon Space Acquisition I Corp. (Name of Issuer) Ordinary shares, par value $ 0.0001 (Title of Class of

December 29, 2022 EX-99.1

JOINT FILING AGREEMENT

SCHEDULE 13G CUSIP No. G4619M133 Page 11 of 11 Pages EXHIBIT 1 JOINT FILING AGREEMENT The undersigned hereby agree that the statement on Schedule 13G with respect to the Units of Horizon Space Acquisition I Corp. dated as of December 29,2022 is, and any amendments thereto (including amendments on Schedule 13D) signed by each of the undersigned shall be, filed on behalf of each of us pursuant to an

December 28, 2022 EX-99.2

Horizon Space Acquisition I Corp. Announces Closing of $69 Million Initial Public Offering

EXHIBIT 99.2 Horizon Space Acquisition I Corp. Announces Closing of $69 Million Initial Public Offering Horizon Space Acquisition I Corp. (the ?Company?), a newly organized blank check company incorporated as a Cayman Islands exempted company and led by Chairman and CEO Mingyu (Michael) Li, today announced the closing of its initial public offering of 6,900,000 units (which includes full exercise

December 28, 2022 EX-1.1

Underwriting Agreement, dated December 21, 2022, among the Registrant and Maxim Group LLC, as the representative of the several underwriters.

EXHIBIT 1.1 Execution Version Horizon Space Acquisition I Corp. 6,000,000 Units Underwriting Agreement December 21, 2022 Network 1 Financial Securities, Inc. 2 Bridge Ave #241 Red Bank, NJ 07701 As Representative of the Underwriters named on Schedule 1 hereto Ladies and Gentlemen: Horizon Space Acquisition I Corp., a Cayman Islands exempted company (the ?Company?), proposes to issue and sell to th

December 28, 2022 EX-3.1

Amended and Restated Memorandum and Articles of Association, dated December 21, 2022. (incorporated herein by reference to Exhibit 3.1 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EXHIBIT 3.1 THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF HORIZON SPACE ACQUISITION I CORP. (ADOPTED BY SPECIAL RESOLUTION DATED 20 DECEMBER 2022) 1 THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES AMENDED AND RESTATED MEMORANDUM OF ASSOCIATION OF HORIZON SPACE ACQUISITION

December 28, 2022 EX-99.1

Horizon Space Acquisition I Corp. Announces Pricing of $60 Million Initial Public Offering

EX-99.1 14 hzacex991.htm PRESS RELEASE EXHIBIT 99.1 Horizon Space Acquisition I Corp. Announces Pricing of $60 Million Initial Public Offering Horizon Space Acquisition I Corp. (the “Company”), a newly organized blank check company incorporated as a Cayman Islands exempted company and led by Chairman and CEO Mingyu (Michael) Li, today announced the pricing of its initial public offering of 6,000,0

December 28, 2022 EX-10.8

Administrative Service Agreement, dated December 21, 2022, between the Registrant and the Sponsor. (incorporated herein by reference to Exhibit 10.8 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EXHIBIT 10.8 Execution Version Horizon Space Acquisition I Corp. 1412 Broadway, 21st Floor, Suite 21V New York, NY 10018 December 21, 2022 Horizon Space Acquisition I Sponsor Corp. PO Box 309, Ugland House Grand Cayman, KY1-1004, Cayman Islands Re: Administrative Service Agreement Ladies and Gentlemen: This letter agreement by and between Horizon Space Acquisition I Corp. (the ?Company?) and Horiz

December 28, 2022 EX-10.3

Investment Management Trust Agreement, dated December 21, 2022, between the Registrant and Continental Stock Transfer & Trust Company, as trustee. (incorporated herein by reference to Exhibit 10.3 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EXHIBIT 10.3 Execution Version INVESTMENT MANAGEMENT TRUST AGREEMENT This Agreement is made as of December 21, 2022 by and between Horizon Space Acquisition I Corp. (the ?Company?) and Continental Stock Transfer & Trust Company, as trustee (?Trustee?). WHEREAS, the Company?s registration statement on Form S-1, No. 333-268578 (?Registration Statement?) for its initial public offering of the Company

December 28, 2022 EX-4.1

Warrant Agreement, dated December 21, 2022, between the Registrant and Continental Stock Transfer & Trust Company, as warrant agent. (incorporated herein by reference to Exhibit 4.1 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EXHIBIT 4.1 Execution Version WARRANT AGREEMENT THIS WARRANT AGREEMENT (this ?Agreement?), dated as of December 21, 2022, is by and between Horizon Space Acquisition I Corp., a Cayman Islands exempted company (the ?Company?), and Continental Stock Transfer & Trust Company, LLC, as warrant agent (the ?Warrant Agent? or also referred to herein as the ?Transfer Agent?). WHEREAS, the Company intends t

December 28, 2022 EX-10.7

The Indemnity Agreement, dated December 21, 2022, among the Registrant and the officers and directors of the Registrant.

EX-10.7 12 hzacex107.htm THE INDEMNITY AGREEMENT EXHIBIT 10.7 Execution Version INDEMNIFICATION AGREEMENT This Agreement, made and entered into effective as of December 21, 2022 (“Agreement”), by and between Horizon Space Acquisition I Corp., a Cayman Islands exempted company (“Company”), and the undersigned indemnitee (“Indemnitee”). WHEREAS, the adoption of the Sarbanes-Oxley Act of 2002 and oth

December 28, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 28, 2022 (December 21, 2022) HORIZON SPACE ACQUISITION I CORP. (Exact name of registrant as specified in its charter) Cayman Islands 001-41578 N/A (State or other jurisdictio

December 28, 2022 EX-10.5

Registration Rights Agreement, dated December 21, 2022, among the Registrant and certain security holders. (incorporated herein by reference to Exhibit 10.5 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EX-10.5 10 hzacex105.htm REGISTRATION RIGHTS AGREEMENT EXHIBIT 10.5 Execution Version REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”) is entered into as of the December 21, 2022, by and among Horizon Space Acquisition I Corp., a Cayman Islands company (the “Company”) and the undersigned parties listed under Investor on the signature page hereto (each, an “Invest

December 28, 2022 EX-10.6

Letter Agreement, dated December 21, 2022, among the Registrant and certain security holders. (incorporated herein by reference to Exhibit 10.6 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EXHIBIT 10.6 Execution Version December 21, 2022 Horizon Space Acquisition I Corp. 1412 Broadway 21st Floor, Suite 21V New York, NY 10018 Network 1 Financial Securities, Inc. 2 Bridge Ave #241 Red Bank, NJ 07701 Re: Initial Public Offering Ladies and gentlemen: This letter is being delivered to you in accordance with the Underwriting Agreement (the ?Underwriting Agreement?) entered into by and bet

December 28, 2022 EX-4.2

Rights Agreement, dated December 21, 2022, between the Registrant and Continental Stock Transfer & Trust Company, as rights agent. (incorporated herein by reference to Exhibit 4.2 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EX-4.2 5 hzacex42.htm RIGHTS AGREEMENT EXHIBIT 4.2 Execution Version RIGHTS AGREEMENT This Rights Agreement (this “Agreement”) is made as of December 21, 2022 between Horizon Space Acquisition I Corp., a Cayman Islands company, with offices at 1412 Broadway, 21st Floor, Suite 21V, New York, NY 10018 (the “Company”), and Continental Stock Transfer & Trust Company, a New York limited liability trust

December 28, 2022 EX-10.1

Private Units Purchase Agreement, dated December 21, 2022, between the Registrant and the Sponsor. (incorporated herein by reference to Exhibit 10.1 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EX-10.1 6 hzacex101.htm THE PRIVATE UNITS PURCHASE AGREEMENT EXHIBIT 10.1 Execution Version December 21, 2022 PRIVATE UNIT SUBSCRIPTION AGREEMENT BETWEEN THE REGISTRANT AND THE SPONSOR Horizon Space Acquisition I Corp. 1412 Broadway 21st Floor, Suite 21V New York, NY 10018 Ladies and Gentlemen: Horizon Space Acquisition I Corp. (the “Company”), a blank check company formed for the purpose of acqui

December 28, 2022 EX-10.4

Escrow Agreement between the Registrant, dated December 21, 2022, Continental Stock Transfer & Trust Company and certain shareholders. (incorporated herein by reference to Exhibit 10.4 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EXHIBIT 10.4 Execution Version SHARE ESCROW AGREEMENT SHARE ESCROW AGREEMENT, dated as of December 21, 2022 (?Agreement?), by and among Horizon Space Acquisition I Corp., a Cayman Islands exempted Company (the ?Company?), the initial shareholders listed on Exhibit A attached hereto (each, an ?Initial Shareholder? and collectively the ?Initial Shareholders?) and Continental Stock Transfer & Trust C

December 28, 2022 EX-10.2

Securities Transfer Agreement, dated September 12, 2022, among the Registrant, the Sponsor, and certain directors of the Registrant. (incorporated herein by reference to Exhibit 10.2 to Form 8-K as filed with the Securities and Exchange Commission on December 28, 2022)

EXHIBIT 10.2 SECURITIES TRANSFER AGREEMENT This Securities Transfer Agreement is dated as of September 12, 2022 (this ?Transfer?), by and among Horizon Space Acquisition I Sponsor Corp., a Cayman Islands exempted company (the ?Seller?), Horizon Space Acquisition I Corp., a Cayman Islands exempted company (the ?Company?), and the parties identified on the signature page hereto (each a ?Buyer? and c

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