General business items include: Setting up industry (specific items shall be declared separately); Sales of electronic products, electrical appliances, tableware, household utensils, communication products, building materials and agricultural appliances; Import and export business; Purchase and sale of labor protection articles; Domestic commerce, material supply and sale industry; Self owned property leasing. (except for the items required to be approved before registration as stipulated in the above laws, administrative regulations and decisions of the State Council, the restricted items can only be operated after obtaining the license). The licensed business items are: Purchase and sale of medical products and medical devices.