中国电信一分公司原总经理，主动投案

Core Viewpoint - China Telecom's Diqing branch general manager Huang Sai is under investigation for serious violations of discipline and law, having voluntarily surrendered to authorities [1] Group 1 - Huang Sai, the former Party Secretary and General Manager of China Telecom's Diqing branch, is suspected of serious disciplinary and legal violations [1] - The investigation is being conducted by the Discipline Inspection Commission of China Telecom's Yunnan branch and the Diqing State Supervisory Commission [1] - Huang Sai is currently undergoing disciplinary review and supervisory investigation [1]