Group 1 - The company held its fourth board meeting on May 15, 2025, with all seven directors present, confirming the legality and validity of the meeting [2][5] - The board approved the appointment of several senior management personnel, including Liu Weiqiang as the rotating general manager for a term of two years [3][4][12] - The board also approved the establishment of a "Rotating General Manager System" to enhance management capabilities and promote sustainable development [6][7] Group 2 - The company completed the election of its fourth board of directors and supervisory board on April 30, 2025, with a three-year term for the new members [10][11] - The composition of the fourth board includes Chairman Zhang Yong, Vice Chairman Liu Feng, and various other directors and independent directors [11] - The new supervisory board is chaired by Wen Xiaoqin, with a total of three members [11]