Found 2 companies
Originally, Diyuanindustry are engage in the processing the machining, forging and surface treatment for oilfied valve equipment and valve parts which widely used for Oil, Gas or other high temperatur...
Sale all API 6A products,Christmas Trees,Casing heads,Choke and kill manifolds,Drilling mud manifolds,High and middle pressure valves,other components for oil drilling and extracting...
Found 2 companies