Shanxi Installation Group Co., Ltd. announced that on April 23, 2024, the board of supervisors of the Company received the resignation from Mr. Cao Haiyang, a shareholder representative supervisor of the Company, who resigned from his position as a shareholders' representative supervisor of the Company due to change of work arrangements. Mr. Cao's resignation shall take effect from the time when the new shareholders' representative supervisor of the Company is elected at the general meeting of the Company.