Zhejiang Riwa Group Co., Ltd., located in Hangzhou, was established in 1987 with more than 20 years of experience in the manufacturing of pigment, dyes and intermediates. Our main products are Pigment red, yellow, blue, green, orange, violet, solvent dyes and some intermediates. All pigment and intermediates we produce can be widely used in industries such as ink, paint, coating, plastic, rubber, textile printing stationery, dyestuff and pesticide.