We,Tianjin GuoShengZhongXing Chemicals Co., Ltd is an ISO9001:2000 quality approved enterprise engaged in the technical research, industrial manufacture and commercial trade. At present, all our products are produced by our capital-owned factories, which are well equipped with the first class quality systems, modernized warehouse and professional transport teams. Meanwhile, our products have been sold well in more than 60 countries and regions including America, EU, Arab, Australia, Africa .etc