On June 21, 2000 (May 20, 2000 in the lunar calendar), China Unicom was successfully listed on the New York and Hong Kong stock exchanges. China Unicom successfully listed China United Network Communications Group Co., Ltd. (referred to as "China Unicom") on the new york and Hong Kong stock exchanges. On October 15th, 2008, it was established by the merger of the former China Unicom Red Chip Company and China Netcom Red Chip Company. It is the only comprehensive telecom operator in China that can provide comprehensive telecommunications basic services, established on July 19, 1994 with the approval of the State Council. China Unicom has set up more than 300 branches and subsidiaries in 30 provinces, autonomous regions and municipalities directly under the Central Government. China Unicom is the only telecom operator in China listed in new york, Hong Kong and Shanghai at the same time. On June 21, 2000, the company was successfully listed in Hong Kong and new york, raising US $5.65 billion, entering the top ten in the history of the world's initial public offering. In October 2002, the company successfully completed the A-share listing in Shanghai, becoming the largest listed company in the domestic capital market. China Unicom adheres to the market-oriented and efficiency-centered approach, unified planning of network construction, rationally utilizing network resources, paying attention to the utilization of social forces, maintaining sustained, healthy and rapid development, and striving to provide comprehensive, convenient and distinctive telecommunications services to the society. Since its establishment, the overall strength of China Unicom has been continuously enhanced. The telecommunications business operated has developed from mobile telephony (GSM) and wireless paging at the beginning of its establishment to mobile telephony (including GSM and CDMA), long-distance telephony, local telephony, data communication (including Internet services and IP telephony), telecommunications value-added services, wireless paging and other services related to the main business. Up to now, the main business scope of China Unicom includes: GSM mobile communication service, WCDMA mobile China Unicom headquarters building Gao Peng photographed in 2010, domestic and international long-distance telephone service (access number 193), approved local telephone service, data communication service, Internet service (access number 16500), IP telephone service (access number 17910/17911), satellite communication service, telecom value-added service, and other telecom services related to the main business. The service number is "130, 131, 132, 155, 156, 185, 186". China Unicom's CDMA service only added 55,000 new users in May 2009, far behind 289,000 in April, which is the lowest monthly growth since the launch of this service in February 2002. In May, the GSM network increased by 1.09 million users (1.21 million in April), and the total number of users reached 132 million in 31 provinces acquired in China. Unicom, let everything connect freely!