China Oil Gangran Energy Group Holdings Limited is an investment holding company principally engaged in the oil and chemicals trading businesses. The Company operates through three business segments. The Trading of Refined Oil and Chemicals segment is engaged in the trading of refined oil and chemicals. The Digital Application Business segment is engaged in the provision of programming services, Web services and mobile marketing solutions, as well as the development of mobile phone games. The Power and Data Cords Business segment is engaged in the manufacture and sales of power cords and inlet sockets for household electric appliances and power and data cords for mobile handsets and medical control devices, as well as raw cables.