1.customize mould and plastic part for relay socket,relay plug,relay plastic part 2.20-year mold engineers 3.injecton machines We have ... have rich experience in relay socket,relay plug,relay plastic part and mould for automobile.The following is brife introduction of our factory ... we can do much smaller ones.Various plastic raw materials: PP,PE,PS,ABS,PVC,HDPE,EPDM,PPS,PPO,POM,nylon, etc ...