The general business items are: sales of electronic products; Sales of mechanical equipment; Sales of communication equipment; Wholesale of electronic components; Sales of power electronic components; General merchandise sales; Retail of household appliances; Wholesale of daily necessities; Sales of micro and special motors and components; Wholesale of auto parts; Information technology consulting services; Technical service, technical development, technical consultation, technical exchange, technology transfer and technology promotion; Domestic trade agent. (In addition to the items that need to be approved according to law, the business activities shall be carried out independently according to law with the business license), the permitted business items are: manufacturing of electronic components; Manufacture of micro and special motors and components; Import and export of goods; Technology import and export. (Projects that need to be approved according to law can only be operated with the approval of relevant departments. The specific operation items shall be subject to the approval documents or licenses of relevant departments)