Other science and technology extension services; Technical development, technical consultation, technical transfer and technical services of pharmaceutical technology; Sales of chemical products (except hazardous chemicals and precursor chemicals), chemical reagents (except hazardous chemicals and precursor chemicals) and cosmetics; Medical research; Economic information consultation (except projects requiring administrative permission); Import and export business of all kinds of commodities and technologies, except those restricted or prohibited by the state. (For projects subject to approval according to law, business activities can only be carried out after approval by relevant departments)