Factory have more than 20 years of production experience on advanced technology ,constantly investigation and innovation ,improve the quality of products, including the development of new nano-products can better service to customers.Which is mainly specializes inorganic pigment, organic pigment, solvent dyestuff âs domestic chemical companies voluntarily formed a joint organization.There are eight chemical production base by Zhejiang ,Jiangsu, Anhui,Shandong,Hebeiï¼Henan,Tianjin,Shanxi province.