bi-colour cup mould With high quality, reasonable price and short delievery time. bi-colour cup mould / co-injection moldYuntian is an ISO9001: 2000 certified company specialized in making plastic injetion moulds. Customers' satisfaction is our goal.Mould steel: NAK80,738H, SKD61, P20, 718, 718H, 2738, 738,etc.Plastic Material: ABS, PP, POM,PS, PVC, HDPE, HIPS,etc.Mould base: LKMHot runner: YUDO, ...