China Unicom is a parent company of China Unicom Global,CUniq HK,CUniq UK,CUniq US,PCCW 18.48%,China Tower 28.1% . The headquarters are located at Mainland China, No. 21, Financial Street, Xicheng District, Beijing , Hong Kong, 28/f, gateway tower, 25 Canton road,Tsim Sha Tsui, Kowloon . In 1994 this company was founded . It is traded as SSE: 600050 ,SEHK:762  . China Unicom serves in Mainland China, Hong Kong, United States, United Kingdom . Public is the type of the company . It is a telecommunications industry . Fixedline telephony,mobile telephony,Internet access,digital television are made by them . www.chinaunicom.com is the name of it's website
It was established before 1989