Hangzhou Hongyan Pigment Chemical Limited Company is a professional enterprise which incorporates R&D, production and marketing of both organic and inorganic pigments. Founded in 1991, the company covers an area of more than 350,000 square meters, and owns fixed assets of RMB 100 million yuan and employees of nearly 300. Until present the company possesses a city level enterprise technical center, a pigment scientific research institute and three subsidiaries, including Hangzhou Hongyan International Trade Company Limited, Hangzhou Wanjun Material Company Limited and Anhui Guangde Welfare Coating Plant. our products：Fast Red Base KD，Methyltrimethoxysilane