Hangzhou Dingli Chemical Co., Ltd. is one of the professional manufacturer of Azo & HPP Pigments, Dyestuffs, intermediates, additives and Artist colors in China, we are renowned for our consistently high product quality, stringent quality control and excellent knowledge of organic synthesis, We have substantial expertise in color chemistry across all segments like Coatings, Inks and Plastics. The operations of all our manufacturing sites are in compliance with international standards for safety,