Yongsheng is a large-scale control valve listed company integrating control valve design, R&D, manufacturing, sales and service established in 1997, which has 20 years experience for supplying the solutions for industrial flow control worldwide. Yongsheng also owns the title of It is the national class a pressure piping component manufacturing license unit, the state key support high-tech enterprise, the national torch plan project implementation unit. Its production and research and development of regulating valves, ball valves, butterfly valves, self-operated valves, vacuum valves and other products have been widely used in the global oil refining, fine chemicals, coal chemical industry, LNG, chemical fiber, electricity, metallurgy, new energy, pipelines Transportation, papermaking and other fields, and approved by customers such as PetroChina, Sinopec, and CNOOC.