Hangzhou Ritan Chemical Co., Ltd. was founded in 2009 by two partners who engaged Industry for more than 7 years.
We are mainly Dyestuff, H-acid and Optical Brightener. Dyestuff includes: Vat Dyestuff/ Disperse Reactive Basic Dyestuff. We recommend our Series. ...
Telephone:0086-571-82193509
Address:Jingjiang Industrial Park,Xiaoshan