Hereby I introduce ourselves ¨C HE BEI YABEN IMP.&EXP.TRADE CO., LTD, as a professional Chemical raw materials Products supplier. We can provide all kinds of Chemical raw materials with best quality at the competitive prices. Our main products included: 1.Ammonium chloride 2.Potassium permanganate 3.Carbon Black 4.Calcium carbide 5.Methylamine hydrochloride 6.gamma-Butyrolactone 7.Zinc oxide