Recruitment - Tangshan weiye masterbatches co., ltd - Organic pigments, PP BCF masterbatch, Masterbatches,multi-color Masterbatch, mono-color masterbatches,Polypropylene staple masterbatch,Cool Masterbatches,Anti-aging masterbatch,Flame-retardant masterbatches,Anti-aging masterbatches,Non-woven masterbatch,Polypropylene BCF masterbatch.