General projects: Computer and office equipment maintenance; Software development; Computer software and hardware and peripheral equipment manufacturing; Network equipment sales; Network equipment manufacturing: Home appliance manufacturing: Computer software and hardware and auxiliary equipment wholesale; Electronics sales: Computer software and hardware and auxiliary equipment retail. (except for projects that must be approved according to law, independently carry out business activities according to law on the strength of business license) licensed projects: Import and export of goods; Import and export of technology. (projects that must be approved according to law can only be carried out with the approval of relevant departments, and the specific business projects shall be subject to the results of examination and approval. )