General items: sales of industrial automatic control system devices; sales of electronic components and electromechanical components; sales of electrical instruments and meters; software development; Technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; Information system integration services; sales of mechanical and electrical equipment; Retail of electronic components; sales of electrical equipment; sales of electrical accessories; computer equipment sales; Retail of computer hardware and software and auxiliary equipment; Wholesale of hardware products; metal tool sales; sales of lamps; Internet sales (except for the sale of goods that require a license); furniture sales; instrumentation sales; sales of electronic special equipment; technology import and export; import and export of goods; Import and export agent; Domestic trade agent; Sales Agent. (Except for projects that must be approved according to law, independently carry out business activities according to law on the basis of business license).