Hangzhou Colorific Chemicals Co., Ltd. is a professional company specialized in commissioned research and development, commissioned processing, production and import and export trade of pharmaceutical raw materials and intermediates, dyes and dye intermediates, natural extracts and essence, pesticides intermediates, surfactants and other products. The main products are exported to many countries and regions and have been widely favored. The company's headquarters is located in the beautiful tourist city of Hangzhou, with a superior environment and commercial atmosphere......