General project: Software development; Computer system services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Software sales; Sales of electronic products; Sales of mechanical equipment; Wholesale of electronic components; Retail of electronic components; Sales of advanced power electronic devices; Sales of power electronic components; Sales of electronic components and electromechanical component equipment; Integrated circuit sales; Sales of integrated circuit chips and products; Integrated circuit chip design and services; Sales of terminal measuring equipment; Sales of building decoration materials; Retail of computer software, hardware, and auxiliary equipment; Wholesale of computer software, hardware, and auxiliary equipment; Sales of mobile communication equipment; Sales of communication equipment; Sales of communication equipment; Sales of office supplies; Sales of office equipment; Retail of hardware products; Wholesale of hardware products; Sales of instruments and meters; Sales of intelligent instruments and meters; Sales of daily necessities; Sales of daily necessities; Professional design services; Domestic trade agency; Information consulting services (excluding licensed information consulting services); Technology import and export; Import and export of goods. (Except for projects that require approval according to law, business activities shall be conducted independently based on the business license in accordance with the law)