Licensed project: Import and export of goods; Technology import and export; Various engineering construction activities; Construction engineering design (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects shall be subject to the approval documents or licenses of relevant departments) General projects: Technical services, technical development, technical consulting, technical exchange, technical transfer, and technical promotion; Retail of computer software, hardware, and auxiliary equipment; Information system integration services; Information consulting services (excluding licensed information consulting services); Brand management; Advertising design, agency; Advertising production; Advertising release (excluding radio stations, television stations, and newspaper publishing units); Car Rental; Mechanical equipment leasing; Sales of communication equipment; Sales of electrical equipment; Sales of building materials; Sales of chemical products (excluding licensed chemical products); Sales of instruments and meters; Sales of daily necessities; Sales of valves and plugs; Sales of firefighting equipment; Sales of metal materials; Clothing and apparel retail; Retail of hardware products; Retail of automotive spare parts; Retail of sports goods and equipment; Retail of stationery supplies; Furniture sales; Fertilizer sales; Software development; Data processing and storage support services; Information technology consulting services; Specialized equipment manufacturing (excluding licensed professional equipment manufacturing) [branch operation] (except for projects that require approval according to law, independently carry out business activities based on the business license in accordance with the law)