Shantou WeiHai: Chairman Shen Haibiao resigns due to job transfer.

ST Weihai Announcement: The Board of Directors of the company received a written resignation report from Mr. Shen Haibiao, the Chairman of the Board of Directors, on June 15, 2026. Mr. Shen Haibiao resigned from his positions as Chairman of the Board, Director, and member of the Board's Strategic Committee due to job transfer. As of the date of the announcement, Mr. Shen Haibiao did not hold any company shares. His departure will not affect the company's normal production and operation, nor will it result in the number of board members falling below the statutory requirement. The company will promptly complete the election of a new Chairman and members of the Board's Strategic Committee.