China United Network Communications Limited, together with its subsidiaries, provides various telecommunication services in the People's Republic of China. It offers mobile broadband, fixed-line broadband, GSM, and fixed-line local telephone services; and information and communication technology, data communications, and other related value-added services. In addition, it offers cloud computing, big data, and Internet of Things services. As of December 31, 2021, the company has approximately 317.12 million mobile billing users. China United Network Communications Limited was founded in 2001 and is based in Beijing, the People's Republic of China.