XinSai Co., Ltd.: Deputy General Manager Zhang Chengnian Resigns Due to Job Adjustment

Announcement from XinSai Group: The board of directors received a written resignation report from Vice General Manager Mr. Zhang Chengnian on December 1, 2025. Mr. Zhang Chengnian resigned from the position of Vice General Manager of the company due to job adjustment, and at the same time resigned from his position in the subsidiary company. After resigning, Mr. Zhang Chengnian will no longer hold any position in the company or its subsidiaries. As of the date of this announcement, Mr. Zhang Chengnian does not hold any shares of the company and there are no unfulfilled commitments that he should have fulfilled.