中国交通建设(01800.HK)：孙立强辞任副总裁

Group 1 - The core point of the article is the resignation of Sun Liqiang from his position as Vice President of China Communications Construction Company, effective January 21, 2026, due to changes in work arrangements [1] Group 2 - The announcement was made by China Communications Construction Company on January 21, 2026 [1] - The resignation is officially documented in a board meeting announcement [1]