Technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; Sales of glasses (excluding contact lenses); Sales of toys; Sales of daily necessities; Professional design services; Graphic design; Wholesale of clothing and apparel; Retail of clothing and apparel; Sales of hairdressing accessories; Sales of second-class medical equipment; Wholesale of kitchenware, sanitary ware and daily sundries; Retail of kitchenware, sanitary ware and daily sundries; Sales of paper products; Sales of plastic packaging containers and tool products for food; Sales of plastic products; Sales of metal products; Wholesale of shoes and hats; Retail of shoes and hats; Wholesale of sporting goods and equipment; Retail of sporting goods and equipment; Internet sales of food (only prepackaged food is sold); Sales of luggage; Wholesale of jewelry; Retail of jewelry; Sales of rubber products; Sales of watches; Hygiene Sales of ceramic products; Sales of packaging materials and products; Sales of maternal and infant products; Sales of knitted textiles; Wholesale of motorcycles and spare parts; Food sales (only prepackaged food is sold); Retail of motorcycles and spare parts; Sales of office equipment consumables; Battery sales; Sales of lamps; Sales of personal hygiene products; Sales of sanitary wareRetail of computer software, hardware and auxiliary equipment; Outdoor supplies sales; Hardware product retail; Machinery and equipment sales; Health food (prepackaged) sales; Furniture sales; Electrical equipment sales; Daily necessities wholesale; Daily necessities sales; Auto parts wholesale; Auto parts retail; Sales of automobile decorative products; Wholesale of pet food and supplies; Retail of pet food and supplies; Wholesale of cosmetics; 3D printing services; Retail of cosmetics; Retail of bicycles and spare parts; Internet sales (except for the sale of goods requiring licenses); Sales of electronic products; Stationery Wholesale of supplies; Retail of stationery; Sales of daily necessities; Sales of construction and decoration materials; Sales of cameras and equipment; Sales of household items; Entrepreneurial space services; ; Import and export of goods; Import and export of technology