Huludao Zinc Industry (葫芦岛锌业股份有限公司) is a company that specializes in smelting, processing, and sale of non-ferrous metals. Its business is smelting zinc, copper, and lead and deep processing of products, as well as the processing of cadmium, indium, sulfuric acid, and copper sulfate. The company caters to metallurgy, machinery, electronics, medicine, military, and other industries.