The business scope includes general items: Import and export of goods; Mechanical equipment leasing; Wholesale of automotive spare parts; Purchase of primary agricultural products; Wholesale of aquatic products; Wholesale of edible agricultural products; Sales of building materials; Sales of metal fittings for construction; Sales of clothing accessories; Sales of lightweight building materials; Sales of building decoration materials; Wholesale of hardware products; Needle textile sales; Sales of needle textiles and raw materials; Sales of artificial intelligence hardware; Sales of new energy original equipment; Sales of rubber products; Sales of metal products; Electronic product sales; Sales of daily necessities; Market management services for trade fairs; Sales of leather products; Wholesale of clothing and apparel; Luggage sales; Sales of toys, anime, and entertainment products; Toy sales; Wholesale of arts and crafts and collectibles (excluding ivory and its products); Sales of coal and its products; Sales of metal structures; Sales of metal materials; Import and export agency; Technology import and export; Sales agent; Mechanical parts, sales of components; Sales of pneumatic power machinery and components; Sales of hydraulic power machinery and components; Sales of generators and generator sets (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law)