Product Name:Car water tank Place of Origin: Huangyan, China Trademark:ZHONGYA MOULD Mould Steel: S45C, P20, 718, 718H, Product Name:Car water tankZHEJIANG ZHONGYA ... ,China Motor,Great Wall Motor,Renault and so on. Mould Steel: S45C, P20, 718, 718H, 2738, 738H, NAK80,SKD61,E420,etc ...