The business scope includes one, two and three types of medical equipment business, sanitary disinfection supplies, building electrical appliances, industrial electrical appliances, computer hardware and software and computer ancillary equipment, electronic products, mechanical equipment, building materials, wire and cable, daily necessities, teaching laboratory equipment sales, medical equipment rental, medical consulting, medical technology, medical device technology, biotechnology field of technical consulting Consulting, technical services, water treatment equipment, sales of chemical products (except hazardous chemicals), conference services, warehousing services (except hazardous chemicals), economic information consulting, computer software development, import and export of all kinds of commodities and technologies (except those commodities and technologies whose import and export are restricted by the state or prohibited by the state). (Projects subject to approval according to law shall be approved by relevant departments Business activities may be carried out only after approval).