Horizon Space Acquisition I Corp. — fact timeline

Horizon Space Acquisition I Corp.: Amended Articles 48.7 and 48.8 of the Charter to extend deadline for business combination to June 12, 2027 (effective 2027-06-12).

“At the Shareholder Meeting, the shareholders of the Company approved the proposal to amend Articles 48.7 and 48.8 of the Company’s Amended and Restated Memorandum and Articles of Association (the “ Charter ”) to provide that the Company must (i) consummate a business combination, or (ii) cease its operations except for the purpose of winding up if it fails to complete such Business Combination and redeem or repurchase 100% of the Company’s public shares included as part of the public units issued in the Company’s initial public offering, by June 12, 2027 (the “ Termination Date ”).”

Horizon Space Acquisition I Corp. engaged TAAD LLP as its auditor.

“board of directors of the Company (the “ Board ”) and the audit committee of the Board (the “ Audit Committee ”), dismissed UHY LLP (“ UHY ”), the former independent registered public accounting firm of the Company and appointed TAAD LLP (ID: 5854) (“ TAAD ”) to serve as its independent registered public accounting firm for the fiscal year ended December 31, 2025. UHY’s reports on the Company’s financial statements for the fiscal years ended December 31, 2023 and 2024 did not contain an adverse opinion or a disclaimer of opinion and were not qualified or modified as to uncertainty, audit scope, or accounting principles. Furthermore, during the fiscal years ended December 31, 2023 and 2024 and the subsequent interim period through January 22, 2026, there were no disagreements with UHY on any matter of accounting principles or practices, financial statement disclosure, or auditing scope o”

Horizon Space Acquisition I Corp. dismissed UHY LLP as its auditor.

“sition I Corp., a Cayman Islands exempted company (the “ Company ” or “ HSPO ”), upon the approval of the board of directors of the Company (the “ Board ”) and the audit committee of the Board (the “ Audit Committee ”), dismissed UHY LLP (“ UHY ”), the former independent registered public accounting firm of the Company and appointed TAAD LLP (ID: 5854) (“ TAAD ”) to serve as its independent registered public accounting firm for the fiscal year ended December 31, 2025.”

Horizon Space Acquisition I Corp. incurred loan of $500,000 with Horizon Space Acquisition I Sponsor Corp. maturing upon the earlier to occur of (i) the consummation of the Company’s business combination or (ii) the date of expiry of the term of the Company.

“On January 26, 2026, Horizon Space Acquisition I Corp., a Cayman Islands exempted company (the “ Company ”) issued an unsecured promissory note (the “ Note ”) in the principal amount of $500,000 to Horizon Space Acquisition I Sponsor Corp., a Cayman Islands company, the sponsor of the Company (the “ Sponsor ”).”

Horizon Space Acquisition I Corp.: Amended charter to eliminate the limitation that the company may not redeem public shares if it would cause net tangible assets to be less than US$5,000,001.

“In addition, at the Shareholder Meeting, the shareholders of the Company also approved the proposal to amend Articles 48.2, 48.4, 48.5, and 48.8 of the Charter (such amendment, together with the amendment mentioned in the last paragraph, the “ Amended Charter ”) to eliminate the limitation that the Company may not redeem the Company’s public shares in an amount that would cause the Company’s net tangible assets to be less than US$5,000,001 following such redemptions.”

Horizon Space Acquisition I Corp.: Amended charter to provide that the company must consummate a business combination by October 27, 2025, with possible monthly extensions up to April 27, 2026, or cease operations and redeem public shares (effective 2025-10-27).

“At the Shareholder Meeting, the shareholders of the Company approved the proposal to amend Articles 48.7 and 48.8 of the Company’s Amended and Restated Memorandum and Articles of Association (the “ Charter ”) to provide that the Company must (i) consummate a business combination, or (ii) cease its operations except for the purpose of winding up if it fails to complete such Business Combination and redeem or repurchase 100% of the Company’s public shares included as part of the public units issued in the Company’s initial public offering, by October 27, 2025 (the “ Termination Date ”), and if the Company does not consummate a business combination by October 27, 2025, the Termination Date may be extended up to six times, each by a Monthly Extension, for a total of up to six months to April 27, 2025, without the need for any further approval of the Company’s shareholders.”

Horizon Space Acquisition I Corp. incurred loan of aggregate principal amount of $120,000 with Horizon Space Acquisition I Sponsor Corp. at bears no interest maturing the earlier to occur of (i) the consummation of the Company's business combination or (ii) the date of expiry of the term of the Company.

“The Company issued an unsecured promissory note in the aggregate principal amount of $120,000 (the “ Note ”) dated September 30, 2025 to the Sponsor in connection with the payment of the Monthly Extension Fee.”

Horizon Space Acquisition I Corp. incurred loan of $120,000 with Shenzhen Squirrel Enlivened Media Group Co., Ltd. at no interest maturing earlier of consummation of business combination or date of expiry of the term of the Company.

“The Company issued an unsecured promissory note in the aggregate principal amount of $120,000 (the “ Note ”) dated May 28, 2025 to Squirrel Shenzhen in connection with the payment of the Monthly Extension Fee.”

Horizon Space Acquisition I Corp. incurred loan of principal amount of $300,000 with Horizon Space Acquisition I Sponsor Corp. at bears no interest maturing payable in full upon the earlier to occur of (i) the consummation of the Company's business combination or (ii) the date of expiry of the term of the Company.

“On June 13, 2025, Horizon Space Acquisition I Corp., a Cayman Islands exempted company (the " Company ") issued an unsecured promissory note (the " Note ") in the principal amount of $300,000 to Horizon Space Acquisition I Sponsor Corp., a Cayman Islands company, the sponsor of the Company (the " Sponsor ").”