we make plastic injection mould with high quality and timely delivery. Yuntian ... specialized in making plastic injetion moulds. auto bumper mould is one of our products.Customers' satisfaction is ... our goal.·Mould steel: NAK80,738H, SKD61, P20, 718, 718H, ... ABS, PP, POM,PS, PVC, HDPE, HIPS,etc.·Mould base: LKM·Hot runner: YUDO, Mold Masters, HASCO,etc ...