Companies adhering to the "brand equity, the user when their loved ones," the marketing concept, set up covering all the country's oil and gas fields of marketing and service integration network, the various oil and gas fields in China, stationed full-time sales and service personnel. From the equipment installation, commissioning, maintenance, training, parts supply, dedicated to provide users with the whole process, all-round quality services. "CNPC" brand special cars have been sold to all the land of all oil and gas fields and local markets.