Group 1 - The company held its fourth temporary supervisory board meeting on June 25, 2025, via both in-person and video conference, with all six supervisors present for voting [1][2] - The meeting was chaired by the chairman of the supervisory board, Mr. Guan Yue, and included attendance from senior management and the board secretary [1] - The meeting's proceedings complied with legal, administrative regulations, departmental rules, and the company's articles of association [1] Group 2 - The supervisory board approved a proposal for a perpetual trust business and related transactions with Baorui Trust Co., Ltd., with a unanimous vote of 6 in favor [2][3] - A proposal for the procurement of IT operation and maintenance services for 2025 and related transactions was also unanimously approved by the supervisory board [2][3] - The board approved a proposal regarding the procurement method for the desulfurization system maintenance project at Hohhot Pit Power Company, with a unanimous vote [2][3] - A proposal for the investment purchase method to implement capacity replacement indicators at the South Open-pit Coal Mine was unanimously approved by the supervisory board [2][3]