CCCC: Several directors and executives intend to collectively reduce their shareholding through competitive bidding.

Jiaojian Corporation announced that Chairman Hu Xiankuan, Director Yu Honghua, Director and Vice General Manager Chen Mingyang, Vice General Manager and Chief Engineer Chu Genfa, and CFO Shi Xiuying plan to respectively reduce their holdings through centralized competitive bidding from December 3, 2025 to March 2, 2026, with a total reduction of up to 956,800 shares, 458,800 shares, 375,000 shares, 237,500 shares, and 145,300 shares, accounting for no more than 0.1546%, 0.0741%, 0.0606%, 0.0384%, and 0.0235% of the total shares respectively. The reason for the reduction is personal financial needs.