China Unicom is mainly engaged in GSM, WCDMA and FDD-LTE mobile network services, fixed communication services, domestic and international communication facilities services, satellite international private line services, data communication services, network access services and various telecom value-added services, as well as system integration services related to communication information services.

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China Unicom status:

The establishment of China Unicom is the product of China telecom market reform. Since its birth, China Unicom has shouldered the heavy responsibility of breaking the ice of telecom monopoly.

China Unicom is a central enterprise, also known as the state-owned enterprise. China Unicom is a central enterprise because the communication system is an industry closely related to national security and national economy. For security reasons, the state directly governs the communication industry.

China Unicom was formed on June 6th, 2009 by the merger of China Netcom and China Unicom. It has branches in 365,438+0 domestic provinces and overseas countries and regions. It is the only telecom operator in China listed in new york, Hongkong and Shanghai at the same time.

Baidu Encyclopedia-China Unicom