Hebei Blue Stone Copper Industry Co.Ltd is a comprehensive international company, specialized in manufacturing and trading chemical raw material and chemical agent. Our main products are copper sulfate,copper oxide, titanium dioxide, zinc oxide,CMC, which widely used in paint &coating, water treatment, rubber, plastic, etc. In the purposes of quality first, customer first?, more and more products have been exported to many countries in all over the world and also recived well reputations from ...