Wholesale and retail: Pre-packaged food( health foods、 Except dairy products); Sale: Non-ferrous metals, Ferrous Metals, Chemical products( Except for hazardous chemicals), Mineral Products, Wires and cables, Insulation materials, Hardware and Electrical, building materials, Plumbing equipment, Mechanical and electrical products, Daily necessities, Auto parts and interior products, office supplies, Electronics, agricultural and sideline products, Clothing, shoes and hats, furniture, Stationery, sporting goods, Agricultural and livestock products, Petroleum products(Except for hazardous chemicals), cooking utensils, Firefighting equipment, tea set; Machinery and equipment rental; Self-operated and agency import and export of various commodities and technologies, However, this does not apply to goods and technologies that the state restricts companies from operating or prohibits import and export.。 Carry out border small-scale trade export business( Scrap copper under general trade、 scrap aluminum、 scrap steel、 waste paper、Import and export of waste plastics)。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)