Rubber O Rings, Rubber Gaskets, Injection Molded Plastic Parts manufacturer / supplier in China, offering Plastic Threaded Sealing Plug for Hydraulic Pump Valve/External Hexagon Cross Threaded Plug with O-Ring, PP PS PVC ABS OEM Plastic Wire Spool, Molded Foam Square Rubber Gaskets/Closed Cell Foam Rubber Washer/Rubber Sealing Gaskets and so on.