China Petroleum Technology & Development Corporation (CPTDC), a wholly-owned subsidiary of China National Petroleum Corporation (CNPC), as the largest supplier of Chinese petroleum and petrochemical materials and equipment in the world, engages in the overall plan of domestic sales and export of the manufactured materials and equipment of CNPC and takes the responsibility to provide materials and equipment for CNPC overseas projects.With 53 overseas offices strategically located in 40 countries, CPTDC has supplied its products to 70 countries and regions and has maintained a stable marketing network in world major oil production areas, boasting an annual contract value of over 2 billion US Dollars.Based on the strong manufacture capability and technical edge of CNPC, CPTDC can provide customers a full range of petroleum materials and equipment from upstream to downstream. All the CNPC manufacturers are API or ISO certified.CPTDC possesses a professional technical support system to provide customized complete solutions covering technical plan, quality control, installation, commissioning and after-sales services. Up to now, CPTDC has succeeded in the execution of the contracts for 185 drilling rigs and 456 workover rigs as well as 5000km pipe line. With 14 warehouses, maintenance and service centers across the globe, the corporation's in-time and professional services have been widely acclaimed by users.