General items: sales of chemical products (excluding licensed chemical products); Food sales (pre-packaged food only); Bio-chemical product technology research and development; Fertilizer sales; Technical services, technology development, technology consultation, technology exchange, technology transfer and technology popularization; Domestic trade agency; Sales agent; Non-edible salt sales; Soil pollution control and remediation services; Soil environmental pollution prevention and control services; Sales of environmental emergency testing instruments; Manufacture of special equipment for the production of glass, ceramics and enamel products; Water pollution control; Sales of arts and crafts and ceremonial goods (except ivory and its products); Sanitary ceramics sales; Kitchenware ware and daily sundry wholesale; Daily glass products sales; Commodity sales; Computer hardware and software and auxiliary equipment wholesale; Packaging materials and products sales; Office supplies sales; Coating manufacturing (excluding dangerous chemicals); Cosmetic wholesale; Sales of building materials; Rubber products sales; Gas compression machinery sales; Bearing sales; Hardware products wholesale; Valves and cocks sales; Wire and cable business; Pneumatic and power tools sales; Instrument sales; Import and export of goods. (Except for the items that need to be approved according to law, independently carry out business activities according to law with business license.) (For projects subject to approval according to law, business activities can be carried out only after approval by relevant departments. Specific business projects shall be subject to approval documents or licenses of relevant departments.