Haimen City petroleum Machinery Plant Co.Ltd which is under Jiangsu Dadao Machine Group is a member unit of the prime supply network supplying petroleum drilling accessories for China National Petroleum Corporation ,and it is also a menber enterprise of China’s petrochemical product accessory maket , specializing in producing pneumatic components for petroleum exploitation.
      Company founded in 1965, has now a working staff of 266, including 62 specialists. The company covers an area of 30,000 aquare meters, and it covers of 18,000 square meters. Stocked with all kinds of advanced equipment, the company is now able to develop and manufacture new products on its own. The four main series of products of the company are pressure-control valves, direction-control valves,flow-rate-control valves andimplement components.it also produces pneumatic components of more than 200 different sizes and different types of gas drilling rig control boexs, which have been windely used in all the oilfields, geological mining departments and drilling equipment manufacturers. All these products have enjoyed great preat prestige．
　　Company was audited in the year 2000 to conform to the Quality Management System of IS09001,After years of striving for the belief of promoting the brand throngh scientific innovation, the company has become a high-tech enterprise with remarkable capability to do scientific research,to manufacture and to manage the brand . the company has several self-owned intellectual property rights and several products have been included in national or provincial scientific and technical programs . In the days to come , the company will make every effort to repay all the consumers and friends for their support and kindness . With science , innovation , development and hosnesty as our guidelines……