云煤能源(600792.SH)：副董事长、总经理张国庆辞职

Group 1 - The core point of the article is the resignation of Zhang Guoqing, who served as the director, vice chairman, and general manager of Yunmei Energy, due to work adjustment reasons [1] Group 2 - The resignation was formally submitted to the company's board on February 24, 2026 [1] - Zhang Guoqing held multiple positions including member of the board's strategic committee and the compensation and assessment committee [1] - The resignation is part of a broader organizational change within the company [1]