Let me give you detailed introduction about our factory as follows: We are Tianjin Baibang Chemicals Co., Ltd, which is one of the largest chemical manufacturers in China and specializes in manufacturing, supplying and exporting the basis chemical raw materials. As one of the largest chemical manufacturer in china, we pay much more attention to quality than other small factory. Our factory is located in Tianjin suburb and we have modern laboratory, many foreign customers visit every year. Although under international financial crisis condition, we still have a lot of orders every month. Because our products quality have been passed the certificate of UKAS-ISO 9001:2008, you and your customer could trust us fully. Now I will attach the ISO certificate for you. Hope we could become your steady and faithful supplier in the near future.