Technology research and development, technical services, technology promotion in the field of biotechnology; Import and export of all kinds of commodities and technologies on its own or as agents, except for the trade and technologies whose import and export are restricted or prohibited by the State; Wholesale: Chemical raw materials and products (excluding dangerous goods), food additives, pre-packaged food, health care products, daily necessities, clothing, shoes and hats, electronic products, hardware and electrical, building materials, decoration materials (all above do not contain dangerous chemicals), medicine and medical equipment. (For projects subject to approval according to law, business activities can only be carried out after approval by relevant departments)