I. Overview of the Guarantee
Beijing Beixin Source Software Co., Ltd. (hereinafter referred to as "the Company" or "Beixin Source") held its second meeting of the sixth board of directors on April 28, 2026, where it approved the announcement regarding providing guarantees for its subsidiaries' credit applications with 7 votes in favor, 2 abstentions, and 0 votes against. Prior to the board's review of this proposal, all independent directors convened a special meeting and approved the proposal. This proposal will be submitted to the shareholders' meeting for review, and related parties with a vested interest will abstain from voting. To meet operational development needs, the Company's associate Beijing Aichuan Zhisheng Technology Co., Ltd. (hereinafter referred to as "Aichuan Zhisheng") and wholly-owned subsidiary Beijing Beixin Source Xinchuan Digital Technology Co., Ltd. (hereinafter referred to as "Xinchuan Digital") plan to apply for a total comprehensive credit limit not exceeding RMB 50 million from commercial banks, with a combined limit not exceeding RMB 100 million. The Company will provide joint liability guarantees for the credit limits applied by Aichuan Zhisheng and Xinchuan Digital, and will use its own real estate as collateral for the debts of the aforementioned companies. For the guarantee concerning Aichuan Zhisheng, the actual controller, Chairman, and General Manager Mr. Lin Hao is willing to provide a counter-guarantee of equal amount, and other shareholders agree to provide counter-guarantees of equal amounts. As of the announcement date, Mr. Lin Hao directly holds 89.95% of the shares in Aichuan Zhisheng, making him the controlling shareholder and actual controller. Mr. Lin Shengyu, a director of Beixin Source, is Mr. Lin Hao's son. According to the Shenzhen Stock Exchange's GEM Listing Rules and relevant regulations, this transaction constitutes a related party transaction. This related party transaction does not constitute a major asset reorganization as defined by the Administrative Measures for Major Asset Restructuring of Listed Companies. The Company and all members of the board guarantee that the content of the information disclosure is true, accurate, and complete, with no false records, misleading statements, or significant omissions.