Horizon Space Acquisition II Corp., a Cayman Islands exempted company, announced the issuance of an unsecured promissory note valued at $300,000 to its sponsor, Horizon Space Acquisition II Sponsor Corp., also based in the Cayman Islands. This financial agreement, effective July 5, 2025, establishes a direct financial obligation for Horizon Space Acquisition II Corp. The loan is interest-free and will be utilized for general working capital purposes, with repayment due upon the completion of the company's initial business combination or the expiration of its term. Notably, the sponsor retains the option to convert the loan into private units of the company, which include ordinary shares, warrants, and rights, subject to specific conditions. The transaction was executed under the exemption from registration as per Section 4(a)(2) of the Securities Act of 1933.