A power company owned by the major users include:
    Air power project, the Navy power projects, the Second Artillery Corps power project, Beijing Metro power projects, the power supply projects in Tianjin, Daqing Oilfield power projects, Dagang Oilfield dedicated power supply projects, power projects dedicated Huabei Oilfield, Indonesia oilfield exclusive power projects, the tax system, the telecommunications system, the public security system, the financial system