Internet sales (excluding commodities that require sales licenses); Sales of daily necessities; Sales of daily supplies; Sales of household appliances; Sales of household items; Sales of knitted textiles; Wholesale of kitchenware, bathroom supplies, and miscellaneous daily necessities; Sales of plastic products; Retail of clothing and apparel; Retail of shoes and hats; Sales of luggage and bags; Retail of hardware products; Sales of metal products; Sales of architectural decoration materials; Sales of mechanical parts and components; Sales of electronic products; Sales of communication equipment; Sales of furniture; Sales of furniture accessories; Retail of computer hardware and auxiliary equipment; Sales of toys; Technical services, technology development, technical consulting, technical exchanges, technology transfer, and technology promotion; Domestic trade agency; Import and export agency; Import and export of goods; Import and export of technologies.