Retail of computer software, hardware, and auxiliary equipment; Industrial control computer and system manufacturing; Intelligent basic manufacturing equipment sales; Software sales; Software development; Mobile terminal equipment sales; Artificial intelligence hardware sales; Internet of Things equipment sales; Communication equipment sales; Calculator equipment sales; Network equipment sales; Electrical instrument sales; Electronic product sales; Electronic components and electromechanical component equipment sales; Power electronic component sales; Instrument sales; Sales agency; Information system integration services; Computer system services; Internet of Things technical services; Procurement agency services; Computer software, hardware, and peripheral equipment manufacturing; Communication equipment manufacturing; Mobile terminal equipment manufacturing; Automotive parts and accessories manufacturing; Internet of Things equipment manufacturing; Battery manufacturing; Technical services, technology development, technical consulting, technology exchange, technology transfer, technology promotion; Non-residential real estate leasing; Property management; Import and export of goods; Labor services (excluding labor dispatch); Office supplies sales; Office equipment sales; Office equipment consumables sales; Home audio-visual equipment sales; Daily necessities sales; Household appliance sales; Mechanical parts and components sales; Automotive decoration supplies sales; Arts and crafts and ceremonial supplies manufacturing (excluding ivory products); Tea set sales; Domestic waste treatment equipment sales; Hand carts and livestock traction vehicle sales; Toy, animation, and game supplies sales; Rubber product sales; Glasses sales (excluding contact lenses); Building metal accessory sales; Hardware product retail; Camera and telescope retail; Material handling equipment sales; Furniture accessory sales; Horticultural product sales; Sports goods and equipment retail; Teaching special instrument sales; Plastic product sales; Sanitary ware sales; Personal hygiene product sales; Food detergent sales; Paper product sales; Camera and equipment sales; Daily household appliance retail; Clock and timer instrument sales; Maternal and child product sales; Musical instrument retail; Copying and offset printing equipment sales; Stationery retail; Disinfectant sales (excluding hazardous chemicals); Luggage sales; Battery sales; Lighting fixture sales; Slide and projection equipment sales; Toy sales; Teaching models and teaching aid sales. Licensed items: Road freight transport (excluding dangerous goods).