continue to improve, to ensure product quality in line with market and customer standard requirements. Our company has a quality assurance system have been established for 4 4′-Bis(chloromethyl)-1 1′-biphenyl, , , ,. Our customers mainly distributed in the North America, Africa and Eastern Europe. we will source top quality goods using the really aggressive selling price. The product will supply to all over the world, such as Europe, America, Australia,Hongkong , Jamaica ,Guyana , Costa rica .We adopted technique and quality system management, based on "customer orientated, reputation first, mutual benefit, develop with joint efforts", welcome friends to communicate and cooperate from all over the world.