General projects: Technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; Sales of new catalytic materials and additives for environmental consulting services; Food sales (only selling pre packaged food); Sales of chemical products (excluding licensed chemical products), sales of food additives; Leather sales, sales of agricultural and sideline products, sales of needle textiles and raw materials, sales of electronic products, sales of office supplies, sales of household appliances; Sales of instruments and daily glass products; Sales of arts and crafts products and etiquette supplies (excluding ivory and its products), wholesale of musical instruments, wholesale of kitchenware, sanitary ware, and daily necessities, and wholesale of automotive spare parts for ordinary Tianyou amusement equipment sales; Sales of mechanical equipment; Manufacturing of glass fiber reinforced plastic products, sales of Class I medical devices, and sales of second year medical devices; Sales of packaging materials and products; Sales of hygiene products and disposable medical supplies; Wholesale of cosmetics; Sales of daily necessities; Wholesale of hardware products, sales of refractory materials, sales of building decoration materials, sales of paper products, and information consulting services (including licensed information consulting services); Import and export of goods, import and export of technology, import and export agency (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law) License project: Wholesale of pesticides; Pesticide retail (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses issued by relevant departments)