Rail Kuangcaixuan, iron, mining machinery and accessories, steel, pig iron, building materials and hardware, chemical products (except products of the country specifically charged) sales.
Rail Kuangcaixuan, iron, mining machinery and accessories, steel, pig iron, building materials and hardware, chemical products (except products of the country specifically charged) sales.
铁矿采选，铁粉、矿山机械及配件、钢材、生铁、建材、五金、化工产品（国家专控产品除外）的购销。