General business items are: Integrated circuit design; Integrated circuit chip and product sales; Integrated circuit sales; Integrated circuit chip and product manufacturing; Intelligent control system integration; Internet of Things technology services; Sales of electronic products; Electronic components manufacturing; Industrial control computer and system manufacturing; Domestic trade agency; Trade agency; Sales agent; Technical services, technology development, technology consultation, technology exchange, technology transfer and technology popularization; Data processing service; Electronic components wholesale. (Except for the items that need to be approved according to law, it can independently carry out business activities according to law with the business license), the permitted business items are: Import and export of goods. (For projects subject to approval according to law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to approval documents or licenses of relevant departments. )