同仁堂国药：严晗获委任为董事会主席

Group 1 - The announcement states that Gu Haiou will retire from his positions as Executive Director, Chairman of the Board, and Authorized Representative effective September 4, 2025, due to reaching retirement age [1] - Yan Han, currently an Executive Director, has been appointed as the new Chairman of the Board, effective September 4, 2025 [1] - Le Zheng, also an Executive Director and Vice Chairman, has been appointed as the Authorized Representative, effective September 4, 2025 [1]