General items: Software development; Technical service, technical development, technical consultation, technical exchange, technology transfer and technology promotion; Research and development of IoT technology; Network and information software development; Science and technology intermediary services; Import and export of goods; Technology import and export; Internet sales (except for sales of goods requiring permission); Sales of clothing accessories; Clothing wholesale; Wholesale of shoes and hats; Retail of shoes and hats; Sales of knitwear, textiles and raw materials; Sales of knitwear and textiles; Textile special testing instrument sales; Wholesale of stationery; Stationery retail; Sales of office supplies; Sales of household products; Intelligent home consumption equipment manufacturing; Sales of daily necessities; Wholesale of daily necessities; Paper manufacturing; Sales of office equipment consumables; Sales of special textile equipment; General merchandise sales; Wholesale of auto parts; Sales of furniture spare parts; Sales of second-hand general merchandise; Sales of daily masks (non medical); Manufacturing of plastic products; Sales of plastic products; Retail of arts and crafts and collectibles (excluding ivory and its products); Sales of leather products; Sales of special equipment for processing leather, fur and its products; Sales of arts and crafts products and etiquette supplies (excluding ivory and its products); Sales of daily ceramic products; Sales of glass fiber reinforced plastic products; Manufacturing of knitted or crocheted fabrics and products thereof; Clothing manufacturing; Garment manufacturing; Clothing R&D; Fabric textile processing; Sales of glass fiber and products (except for projects that need to be approved according to law, business activities shall be carried out independently according to law with the business license).