Sulphur Brown 4 - China Manufacturers, Factory, Suppliers

Our enterprise since its inception, often regards solution excellent as enterprise life, continually strengthen output technology, enhance product high quality and continually strengthen organization total high-quality administration, in strict accordance using the national standard ISO 9001:2000 for Sulphur Brown 4, Sulphur Blue 15 , Green Powder Optical Brightener Ob-1 , Direct Yellow Pg , We've got sufficient experience in producing products according to samples or drawings. We warmly welcome customers from home and abroad to visit our company, and to cooperate with us for a splendid future together.