Biotechnology promotion services; pharmaceutical consulting; business information consulting; self-operated and agency import and export of various commodities and technologies, except those commodities and technologies that are restricted by the state or prohibited from import and export; medical information, technical consulting services; steel and non-ferrous metals Metal inspection and testing services; metal products quality inspection and testing services; chemical product research and development, sales, testing services; sales of Class I medical devices. (For projects subject to approval according to law, business activities can only be carried out after approval by relevant departments)