Shandong Shengyou Oil Driling & Production Machinery Limited Company is located in the beautiful Yellow River Delta. The company has 600 personnel, including over 80 technicians with various professions. The total assets reached 730, 000, 000 RMB Yuan. Our company sticks consistently to the principle that "Client's satisfaction is our perpetual pursuit ". We also believe in "survival on quality, development on credit and benefit on management ". Its products have achieved the scientific and technological awards many times and held several Chinese invent patents in which the Drill Pipe Friction Weld technique has achieved both the National Scientific & Technological Award and the Scientific & Technological Award of CNPC(China National Petroleum & Gas Corporation). The advanced Hydraulic Jar Test System and the Digital Controlled Technology in Processing Casing Collar and Toll Joint have achieved awards of ministry level. Several products have been certificated to use API(America Petroleum Institute)monogram, such as drill pipes, drilling collars, casings, tool joints, casing collars, downhole motors, etc. In 2004, the company obtained the certificates of ISO9001 quality guarantee system, ISO14001environmental management system and OHSAS18001 occupational health and safety management system. The company turns out as many as 30 products with diverse specifications, which includes drill pipes, drilling collars, casings, tool joints, casing collars, downhole motors, casing antiwear subs, choke and kill manifolds, blowout preventers and control systems, stabilizers, lifting subs, bits and so on. Our products are geared to the needs of both domestic and foreign markets. Chairman of the board of directors Mr. He Yuanjun and general manager Mr. GaoFeng and all employees sincerely hope to cooperate with all friends both in China and abroad to create brilliant achievements in the future.