Shenzhen Threeup Mold Fittings Co., Ltd is a professional plastic mold components manufacture in china. We can supply many kinds of plastic mould components.  date stamps, ejector pins, mold springs, air valves, air vents, parting locks, locating locks, mould counters, slide retainers,heat pipes and so on. Most of our products design are come from the Taiwanese mold parts teacher who having decades handworked experience. Compare with the same kind products, ours have many characteristics such as preciser, easy control, more humanized