... .What's in our production:Valves, Construction Spare Parts, Auto parts, Railways Parts, Injection Machines Spare Parts, Toolings, Fixtures, Molds and various metal products, apply ... Steel, Stainless Steel etc.2.Brass, Bronze, Aluminum, Aluminum Alloy, and Zinc Alloy etc.3.Grey Iron, Ductile Iron, Cast Iron etc Aluminum Die Casting Parts