中国联通发布公告：董昕获委任执行董事

Group 1 - China Unicom (600050) announced the appointment of Dong Xin as an executive director effective from January 14, 2026 [1] - Mr. Tang Guoliang submitted his resignation from the board of directors and various committee positions due to work arrangements, effective January 14, 2026 [2] - Dong Xin holds a master's degree in accounting management and a doctorate in business administration, and has extensive experience in the telecommunications industry [2] Group 2 - Dong Xin has previously held significant positions within China Mobile, including roles as financial department head and CEO, showcasing his extensive management experience [2] - Currently, Dong Xin serves as the chairman and party secretary of China Unicom Group, as well as the executive director and chairman of China Unicom (Hong Kong) [2]