Mr. Sun is a senior engineer. He holds a bachelor degree. Mr. Sun served as Head of the Information Industry Department of Sichuan Province, Director General of Communication Administration Bureau of Sichuan Province, Chairman and General Manager of Sichuan Telecom Company Limited. He is also a Vice President of China Telecommunications Corporation, Chairman of the board of directors and an Executive Director of China Communications Services Corporation Limited and a Director of China Tower Corporation Limited. Mr. Sun has extensive experience in management and the telecommunications industry.