Dongtai Ocean Petroleum Instrument Co. Ltd.
Dongtai Ocean Petroleum Instrument Co. Ltd. was founded in 1998. With the leading direction of producing High pressure with extra long stainless steel control lines (stainless steel coiled tubes), it has become a high-tech industrial company integrating domestic research and development, production and sales. The company successfully developed a series of stainless steel test cables in 2000. In recent years, the company has been committed to the research and development of duplex steel and nickel alloy control lines, and has been widely approved in the international market.