The business scope includes licensed items: Import and export of goods; Technology import and export; Import and export agency (for projects that need to be approved according to law, business activities can only be carried out after being approved by relevant departments, and the specific business items shall be subject to the approval results) General items: Sales of Class I medical devices; Sales of Class II medical devices; Sales of daily masks (non medical); Retail of medical masks; Wholesale of medical masks; Retail of protective equipment for medical staff; Wholesale of protective equipment for medical staff; Wholesale of hardware products; Retail of hardware products; Wholesale of stationery; Stationery retail; Sales of chemical products (excluding licensed chemical products); Retail of daily necessities; Sales of packaging materials and products; Sales of machinery and equipment; Wholesale of metal materials; Wholesale of metal products; Toy sales; Retail of knitwear and textiles; Wholesale of knitwear, textiles and raw materials; Paper products sales; Wholesale of cosmetics; Retail of cosmetics; Clothing wholesale; Clothing retail; Sales of clothing accessories