Tiehu Petromachinery Co., Ltd. is an integrated petroleum machinery manufacturing enterprise specializing in the production of oil drilling equipments and has developed as one of plants for supporting well control equipments organized by China National Petroleum Corporation. Established in 2000,the Company is located in Yan Ling Industrial Park, Renqiu City, Hebei Province，the transportation is very convenient. The company has owned perfect quality management system, has passed the ISO9001-2000 quality managecation in 2005 was BOP and BOP controls the national industrial production ment system certifipermit. American Petroleum Institute, API 6A, 16A, 16C and 16D the right to use the logo. Over the years, the company adhere to customer demand-oriented marketing philosophy has its products sold to China\\\'s major oil fields, and into Southeast Asia, Central Asia, Russia and South America and other oil-producing region, and has formed a highly efficient sales network and after-sales service.