General items: Technical service, technical development, technical consultation, technical exchange, technical transfer, technical promotion, sales of metal materials, sales of metal products, retail of hardware products, sales of general merchandise, cosmetics retail, retail of art products and collectibles (except ivory and its products), office supplies sales, retail of sporting goods and equipment, and sales of open appliances. Cameras and equipment sales, sales of sanitary ware, non-metallic minerals and products sales, sales of plastic products, glass fiber and products sales, needle textile sales, clothing and accessories retail, shoes and hats zero, leather products marketing, jewelry retail, watches and clocks sales, packaging materials and products sales. Sales of daily glass products, instruments and meters, sales of power electronic components, toys, packages, glasses (excluding contact lenses), paper products, household appliances spare parts sales, communications equipment sales, needle textiles and raw materials sales, computer software and hardware and auxiliary equipment wholesale, electronic products sales, gift flowers sales, rubber products sales. Retail of motorcycles and spare parts, automobile sales, domestic trade agency, trade brokerage, information consulting services (excluding licensed information consulting services), marketing planning, financial consulting, import and export of goods, import and export of technology. (Except for projects subject to approval according to law, business activities shall be carried out independently according to law on the basis of business licenses)