Import and export of goods (for projects that require approval according to law, business activities can only be carried out with the approval of relevant departments, and the specific business projects shall be subject to the approval results). General items: retail of daily necessities; Wholesale of hardware products; Retail of hardware products; Sales of plastic products; Wholesale of kitchen utensils, sanitary ware, and daily necessities; Retail of household appliances; Sales of household appliances; Sales of household appliance parts and accessories; Retail of computer software, hardware, and auxiliary equipment; Wholesale of computer software, hardware, and auxiliary equipment; Information consulting services (excluding licensed information consulting services); Wholesale of medical masks; Sales of daily masks (non medical); Wholesale of protective equipment for medical staff; Retail of protective equipment for medical staff; Disinfectant sales (excluding hazardous chemicals)