Sichuan Kunlun Petroleum Equipment Manufacturing Company Co., Ltd., KPEM as shortened, is a wholly-owned subsidiare company of Shanghai Zhongman Petroleim Gas(Group)Co., Ltd. KPEM ia a large enterprise specialized in designing, manufacturing, assembly, forming a complete set, marketing and service of petroleum drilling and extracting equipment. So far, KPEM has built the frist-grade workforce for building painting and assembly process in rig manufacturing and is the developer of the first domestic module rig, the first simutanously lifting mast&substructure, the first integral intelligent doghouse, the first single-shaft drawworks, the first DC dynamic digital control VF transmission system and the first"tower type"cluster well drill floor(adoptable by offshore drilling).