we are expert in producing rubber inject mould, specially for insulators, cable accessory, auto part etc. 1.OEM2.passed ... tooling&production 3.rich experience in this fieldrubber mould, specially for insulators, arresters, hollow core insulators, cable accessory, cable jiont ... we also have rubber inject machine for testing the mould, so you do not worry about testing. HTV mould for line post insulator