Sales of needle textiles and raw materials, furniture, hardware and electrical products, chemical products (excluding Class I precursor chemicals and hazardous chemicals), daily necessities, stationery, office supplies, cleaning supplies, electronic products, arts and crafts, medical devices Class I and Class II, construction materials, and automotive parts; Warehousing services; Equipment leasing (excluding projects subject to administrative license); Family labor services (excluding projects subject to administrative license); Technical consultation and service; Import and export of goods and technology; Trade consultation; Design, produce, act as an agent, and publish advertisements. (Market entities shall independently choose business projects and carry out business activities according to law; Projects that require approval according to law shall carry out business activities according to the approved content after being approved by relevant departments; They shall not engage in business activities that are prohibited or restricted by national and municipal industrial policies. )