China United Network Communications Limited is principally engaged in the telecommunication industry. The Company's business includes mobile communication segment and fixed network segment. The mobile communication segment mainly offers global system for mobile communications (GSM) services and 3rd-generation (3G) services. The fixed network segment mainly provides fixed network broad band and data communication services, as well as traditional fixed network services. The Company also involves in the provision of integrated business and industrial application services. As of December 31, 2010, the Company had approximately 153.37 million GSM users, 13.42 million fixed network board band users, and 14.06 million 3G users. The Company operates its businesses in domestic markets.