China Unicom (Hong Kong) Limited is a Hong Kong-based investment holding company principally engaged in the provision of telecommunications services. The Company's businesses include mobile businesses, fixed-line businesses and others. Its mobile businesses include the provision of call services, roaming services, mobile broadband services, traditional value-added services such as short message services, multimedia message services and wireless Internet access card, as well as new value-added services such as mobile music, mobile television and Wo portal services. Its fixed-line businesses include broadband and Internet networks businesses, among others. The Company's subsidiaries include CUCL, China Unicom Global Limited and China Unicom (Europe) Operations Limited.