China united network communications group co., LTD. (hereinafter referred to as "China unicom") was established on the basis of the original China Netcom and China Unicom on January 6, 2009, and it has opened many branches in the domestic 31 provinces (autonomous regions and municipalities directly under the central government) and overseas countries and regions, it is the only one Chinese telecom operating company listed in New York, Hong Kong, Shanghai, Hong Kong at the same time, and it has been included in the "world 500 strong enterprises" for many years to.
China Unicom is mainly engaged in standard mobile network, fixed communication service, domestic and international communications facilities services, satellite international special business, data communications services, Internet access and all kinds of telecom value-added business, system integration business related to communication and information business of GSM, WCDMA and FDD - LTE. On January 6, 2009, the original China united telecommunications co., LTD and China network communications group was reorganized, and the new company changed its name to China united network communications group co., LTD. Compared to the merger of China Unicom, the industry often calls it "new Unicom".
China Unicom has communication network covering all parts of the nation and can connect to the world, it actively promotes the broadband in the fixed network and mobile network, and provide comprehensive, high quality information and communication services for the majority of users. In January of 2009, China Unicom won the most mature and most widely used technique in the world today as well as the most perfect standard in the industry of 3G licence of WCDMA, and it has well-known brands such as "Wo 3G / 4 G", "Wopai", " Wo family".