Shanghai Richem International Co., Ltd was founded in 2003, as one of the leading suppliers in the chemical and pharmaceutical industrial of China. Also, we devote ourselves exclusively to providing best products and services to our customers. We specialize in API & intermediates, plant extract, food additive, pigments, fine chemicals and industry chemicals, etc. Our businesses have already extended to more than 50 countries that separately located in Europe, America, East & Southeast Asia, Afr...