Jiaxing unique Precision Machinery Co. Ltd., Taiwan-funded enterprises, specializing in the production of carbon steel, alloy steel, stainless steel and other products.Valve casting,Sand Casting,Steel casting,Alloy Casting,Casting,Valve Parts,Bushing. Our company have been engaged in these line for serverial years,very rich in terms of technology and management experience in the production. we can meet all kind of demand and challenge of your clients. Our company casting craft uses the sand casting and lost wax casting, produces each kind of casting. Casting material quality ASTM A216 - WCB.WCC. A352 - LCB.LCC. A217 - C5.WC6.WC9. A351 - CF8.CF8M. A487 - 4A.4C. Pressure grade 150 # - 5000 #