~we are leading chinese manufacturing that spcializes in producing various kinds of blakc masterbtch,white msterbatch, caco3 filler masterbatch, desiccant masterbatch and color masterbatch. Our product are being widely applicable to all kinds of plastic injection mouldng, extrusion molding, blow membranes, calendaring, blow molding, sheets, films, pelletizing, tubing, and so forth.