
Hangzhou Ritan Chemical Co., Ltd. Was founded in Year 2009, we have engaged in dyestuff industry for more than 15years. The company located in Hangzhou city, Zhejiang Province, we specializing in the production and trade of dyestuff. With leading manufacturing method, complete facilities and experienced technicians, we sincerely welcome your visit! At present, we mainly produce and sale the Vat dyes, Disperse Dyes, Basic dyes, Acid dyes, reactive dyes and optical brightener. Ritan Main Products: ...