Xi Diwei announced that on August 31, 2026, the board of directors of the company received resignation reports from director Li Chengjin and deputy general manager and core technician Fan Jun. Both resigned due to personal reasons. After their resignations, they no longer held any positions in the company, and the company no longer recognized Fan Jun as a core technician. Li Chengjin directly held 50,000 shares, accounting for 0.01% of the total share capital; Fan Jun directly held 7.536,900 shares, accounting for 1.81% of the total share capital. The company added Cui Qing as the core technical staff and by-elected TAO HAI as a member of the Audit Committee of the 2nd Board of Directors. This personnel adjustment will not affect the normal operation and R&D process of the company, and there are no intellectual property ownership disputes.

Xi Diwei announced that on August 31, 2026, the board of directors of the company received resignation reports from director Li Chengjin and deputy general manager and core technician Fan Jun. Both resigned due to personal reasons. After their resignations, they no longer held any positions in the company, and the company no longer recognized Fan Jun as a core technician. Li Chengjin directly held 50,000 shares, accounting for 0.01% of the total share capital; Fan Jun directly held 7.536,900 shares, accounting for 1.81% of the total share capital. The company added Cui Qing as the core technical staff and by-elected TAO HAI as a member of the Audit Committee of the 2nd Board of Directors. This personnel adjustment will not affect the normal operation and R&D process of the company, and there are no intellectual property ownership disputes.