China United Network Communications Limited, together with its subsidiaries, provides various telecommunication services in 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. The company also provides voice, basic traffic, network element rental, Internet access, industry short message, and other services; information consulting and design, IT infrastructure hosting, IT application development and integration, BPO and call center outsourcing, IT outsourcing maintenance, information security, mobile information, advertising media, and broadband business platform services; integrated video surveillance; Internet data center; integrated video conferencing; and network security products. In addition, it offers cloud computing, big data, and Internet of Things services. The company has approximately 310 million mobile billing users. China United Network Communications Limited was founded in 2001 and is based in Beijing, China.