DONGDAJIXIE.Founded in 2001, DONGDAJIXIE is a state-level high-tech enterprise, focusing on the research and development of oil drilling equipment. The company covers an area of 70,000 square meters, with an annual output value of more than 200 million yuan, and possesses the qualification of class A pressure vessel production and international certificates such as API 8C, etc. The company's products cover a full range of oilfield equipment such as drilling tools, anti-corrosion pipelines, etc., and serves the global customers such as Sinopec and so on with a modernized management system.