Shanghai Hansun Information Technology Co., Ltd. 2025 Annual Report Summary

Shanghai Hansun Information Technology Co., Ltd. 2025 Annual Report Summary Securities Code: 300762 Securities Abbreviation: Shanghai Hansun Announcement Number: 2026-030

Shanghai Hansun Information Technology Co., Ltd. 2025 Annual Report Summary

I. Important Notice This annual report summary is derived from the full annual report. To fully understand the company's operating results, financial condition, and future development plans, investors should carefully read the full annual report on the designated media of the China Securities Regulatory Commission. All directors attended the board meeting that reviewed this report. The audit opinion of Lixin Certified Public Accountants (Special General Partnership) on the company's financial report for the year is: Standard unqualified opinion. Non-standard audit opinion prompt □ Applicable Not applicable The company was not profitable at the time of listing and has not yet achieved profitability. □ Applicable Not applicable The profit distribution plan or capital reserve to share capital increase plan for the reporting period reviewed by the board of directors. □ Applicable Not applicable The company plans not to distribute cash dividends, not to issue bonus shares, and not to convert capital reserves into share capital. The profit distribution plan for preferred shares in the reporting period approved by the board of directors. □ Applicable Not applicable

II. Basic Company Information

1. Company Profile Stock Abbreviation: Shanghai Hansun Stock Listing Exchange: Shenzhen Stock Exchange Stock Code: 300762 Contact Person and Contact Method Name: Gu Xiaohua Position: Board Secretary Registered Address: No. 258 Heyou Road, Jiading District, Shanghai Fax: 021-32555590 Telephone: 021-62386622 Email: Info_disclosure@jushri.com Securities Affairs Representative: Tan Yunfei Registered Address: No. 258 Heyou Road, Jiading District, Shanghai Fax: 021-32555590 Telephone: 021-32510369 Email: Info_disclosure@jushri.com

2. Brief Introduction to Main Business or Products in the Reporting Period (1) Company's Main Business and Position in the Industry Chain The company is mainly engaged in the research, development, production, and after-sales service of private network 4G/5G communication equipment. It focuses on industry applications for users in the land, sea, air, and space fields, providing equipment and integrated solutions for private network broadband mobile communication systems. Currently, the company has developed and is developing multiple types of equipment, and its new models continue to expand into multiple fields and industries, laying the foundation for sustainable development. The implementation of the company's overall development strategy will follow the basic policy of "innovation-driven, quality-first, green development, structural optimization, and people-oriented," striving to achieve breakthroughs in the application field of 5G information and communication equipment manufacturing within the "New Generation Information Technology Industry." The target products will cover the entire industry chain of broadband communication chips, communication modules, terminals, base stations, and application systems, forming a complete industry chain layout.

In the commercial aerospace communication field, the company, as a major undertaking unit of the communication system, has deeply participated in the construction and standard setting of the Qianfan satellite constellation. It has undertaken the R&D tasks for key equipment such as satellite communication payloads, ground base stations, and test terminals, as well as system maintenance and operation support. The company provides integrated solutions for low-orbit satellite communication systems, including low-orbit satellite communication payloads, ground communication equipment, and supporting testing systems, to satellite integrators and satellite constellation operators.