We, HEBEI XINGYU CHEMICAL CO.,LTD. is a leading manufacturer of series of Basic dyes and Optical brighteners and their intermediates.We are ISO9002 certified company. We have been in this market for more than 16 years. The most important is that we produce from the first raw materials so we can keep the best quality and stability. More than 80% of our products are exported to Europe, US, Southeast Asia and other countries and regions. I do hope your kind interest to our products .If you need any more information please contact with me freely,I look forward to your kind comments by return, thank you. Have a nice day! Yours faithfully, Ketty yang HEBEI XINGYU CHEMICAL CO.,LTD. ketty@xingyuchem.com