Three subjects (Group) Corp. subsidiary Shenzhen City Bureau Digital Communication Co., Ltd. (SANKING TELECOM) Committed to provide users with easy to use global intelligent communications products and advanced technology solutions, is a professional intelligent communications product development, production and sales of businesses, by investing in intelligent communications products spare parts production, the device agent, the whole program of research and development , manufacturing, sales, value-added services to form a complete wireless communications industry chain, effective control of operating costs and increase competitiveness in the international market, mainly for the domestic and international famous brands to provide OEM / ODM services.