China Tower Corporation Limited, together with its subsidiaries, provides telecommunication tower infrastructure services in the People's Republic of China. The company engages in the construction, maintenance, and operation of base station ancillary facilities, such as telecommunications towers and public network coverage in high-speed railway tunnels and subways, large-scale indoor distributed antenna systems, and integrated digital infrastructure service. It also offers towers, and shelters or cabinets; and ancillary equipment to TSPs to facilitate the operating of their telecommunications equipment. In addition, the company provides maintenance services, including monitoring equipment operation, routine inspection, device breakdown handling, property upkeep, working environment protection, and operation analysis services. Further, it offers power access, batteries, or back up power generation to the customers' telecommunications equipment; and indoor distributed antenna systems connecting telecommunication equipment, enabling them to receive and send indoor mobile telecommunication network signals, as well as mobile telecommunication network signals covering large venues, buildings, and tunnels. Additionally, the company provides backup power services for standby emergency power supply to corporate customers; battery exchange services to replaceable batteries to individual customers; battery recharge services to corporate and individual customers; and trans-sector site application and information services, as well as integrated information, power generation, and energy storage services. The company was formerly known as China Communications Facilities Services Corporation Limited and changed its name to China Tower Corporation Limited in September 2014. The company was incorporated in 2014 and is headquartered in Beijing, China.