PVC Fitting, PVC Fittings, UPVC Fitting manufacturer / supplier in China, offering ASTM Sch40 Plastic (UPVC) Pipe Fittings ASTM-D-2466 for Supply Water (ELBOW, TEE, SOCKET, REDUCING BUSH, etc.), Best Hardness&High Quality&High Performance Professional Plastic Injection Pipe Fitting Moulds (PVC, PPR, CPVC, PP), PVC-U Gang Box UL651 Standard for Electrical and so on.