HENGXIN.HENGXIN was established on August 1, 2011, with its registered location at Shizhuang Town Industrial Park, Funing County. It is a specialized manufacturer primarily engaged in the research, development, and production of petroleum machinery and petrochemical valves. The company has obtained API Q quality system certification from the American Petroleum Institute, and its main products hold API 6A16C certification. It has been successively recognized as a contract-honoring, creditworthy, and quality-reliable enterprise. Its main products include: wellhead equipment, high-pressure manifolds, high-pressure manifold accessories, valves, wellhead and downhole tools, and drilling and production accessories.