ST Standard: Vice President Yan Yunlong has retired and left his position.

The ST Standard Announcement states that the company's board of directors received a written resignation letter from Deputy General Manager Yan Yunlong on August 4, 2026. Due to reaching the legal retirement age, Yan Yunlong resigned from the position of Deputy General Manager, with the originally scheduled term expiration date set for July 7, 2026. His resignation will take effect from the date it is delivered to the board of directors, and his departure will not affect the normal operations of the company. After leaving his post, he will not hold any other positions within the company, and there are no outstanding public commitments left unfulfilled.