According to Baidu Encyclopedia, China Telecom Group Co., Ltd. is called "China Telecom" or "China Telecom Company" for short. China Telecom, headquartered in Beijing, is the command center of China Telecom, which is responsible for managing the national telecom business. Founded on April 27th, 1995, it is a state-owned super-large communication backbone enterprise and a global partner of Shanghai World Expo. It has been selected as one of the "Top 500 Enterprises in the World" for many years, mainly engaged in comprehensive information services such as fixed telephone, mobile communication, satellite communication, Internet access and application.