联华电子高管人事变动：现任联席总经理王石升任CEO

Group 1 - The core point of the article is the announcement of executive personnel changes at United Microelectronics Corporation (UMC), including the positions of General Manager and CEO [1][2] - UMC has experienced significant market capitalization growth, approximately fivefold since 2017, under the leadership of co-general managers Wang Shi and Jian Shanjie, who focused on strategic transformation towards high-growth specialty technology markets [2] - The personnel changes aim to implement a succession plan for senior management and ensure the company's ongoing competitiveness in a rapidly changing industry environment [2] Group 2 - Wang Shi has been promoted from co-general manager to CEO [5] - Xu Mingzhi has been appointed as General Manager and Chief Operating Officer, and has been elected to the board of directors [5] - Jian Shanjie, previously co-general manager, will become the chairman of the invested company, Xinxing Electronics [5]