Sales of adult sex products. Sales of lighting fixtures, wholesale of shoes and hats, wholesale of jewelry, and retail of jewelry; Retail of cosmetics, sales of daily necessities, wholesale of daily necessities, sales of mechanical and electrical equipment, sales of electronic products, and sales of instruments and meters; Retail of hardware products; Sales of household appliances; Sales of rubber products; Toy sales; Import and export of goods; Retail of computer software, hardware, and auxiliary equipment; Sales of maternal and child products, sales of plastic products, retail of stationery products, and wholesale of stationery products