Sale: Mineral Products( Tungsten removal、 antimony、 tin、 Ionic rare earth minerals), coke, Agricultural and livestock products( remove( Tobacco removal、 silkworm cocoons、 food、 cotton、 seed、 seedlings、 Breeding poultry and livestock), Building Materials(Removal of hazardous chemicals), Metal materials, aluminum alloy, Hardware and Electrical, Daily necessities; Import and export of goods、 Technology import and export( law、 Projects prohibited by administrative regulations shall not be operated, law、 Projects restricted by administrative regulations must obtain a license before they can be operated)。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)