The general business projects are: Software development; Network equipment manufacturing; Cloud computing equipment manufacturing; Manufacturing of information security equipment; Internet device sales; Sales of calculator equipment; Sales of cloud computing devices; Sales of electronic products; Retail of computer software, hardware, and auxiliary equipment; Network equipment sales; Computer and office equipment maintenance; Sales of mobile terminal devices; Wholesale of computer software, hardware, and auxiliary equipment; Manufacturing of mobile terminal equipment; Manufacturing of computer software, hardware, and peripheral equipment; Sales of industrial control computers and systems; Industrial control computer and system manufacturing; Information system integration services; Information technology consulting services; Technical services, development, consultation, exchange, transfer, and promotion; Enterprise management; Enterprise management consulting; Security consulting services; Socio economic consulting services; Information consulting services (excluding licensed information consulting services); Manufacturing of calculator equipment; Computer system services; Rental of computers and communication equipment; Intelligent control system integration; Information system operation and maintenance services; 5G communication technology services; Sales of information security equipment; Cloud computing equipment technology services; Data processing and storage support services; Internet equipment manufacturing; Sales of communication equipment; Internet sales (excluding sales of goods that require licensing); Domestic trade agency. (Except for projects that require approval in accordance with the law, business activities can be carried out independently with the business license in accordance with the law. ) The permitted business projects are: Import and export of goods; Technology import and export. (For projects that require approval according to law, business activities can only be carried out with the approval of relevant departments. The specific business projects shall be subject to the approval documents or permits of relevant departments. )