Scope: General items: New material technology research and development; Internet sales (except sales of goods requiring licensing); Software development; Software sales; Technology service, technology development, technology consultation, technology exchange, technology transfer and technology popularization; Information consulting services (excluding licensed information consulting services); Advertisement publishing (not broadcasting stations, television stations, newspapers and periodicals); Advertising design, agency; Metal material sales; Hardware wholesale; Auto parts wholesale; Motorcycle and spare parts wholesale; Sales of chemical products (excluding licensed chemical products); Building materials sales; Rubber products sales; Knitted textiles and raw materials sales (except for the projects subject to approval according to law, independently carry out business activities according to law with the business license). Licensed items: Food business (for items that are subject to approval according to law, business activities can only be carried out after being approved by relevant departments, and the specific business items shall be subject to the approval result)