Plastic granules & Rubber manufacturer / supplier in China, offering Coc Particles High Transparency Cyclic Olefin Copolymer Coc Resin 6013 Food Grade, Pes (PESU) 3100 3100p Virgin Plastic Polyethersulfone Pes Raw Material Granule, Coc 750r 480s K22r 790r T62r Injection Grade Optical Grade and so on.