Hebei Jinyi Industry  Co.,Ltd a limited liability company with production processing, distribution, wholesale business, is the biggest manufacturer of copper sulfate in hebei province. An annual production capacityis 6000 tons. Our main products are copper sulfate (including: Feed grade, plating grade, industry grade, agricultural grade, also can according to the customers request processing customized other special specification copper sulfate), copper carbonate etc. With the expansion of business, the company now has independent import and export authority, we have improved the business for copper sulfate all over the world such as in Europe and other countries.