The business scope of international trade covers aluminum, copper, silver, gold and other nonferrous metals, non-metallic material, logistics transportation and other fields, it has branches respectively established in Chile, Japan, Singapore and other countries, and meanwhile, company and office established in Hong Kong, Shanghai, Zhuhai, Tianjin and other cities, possessing self-managerial import & export authority and public bonded warehouse, belonging to A-level customs enterprise.