General items: Software development; Wholesale of computer software, hardware and auxiliary equipment; Retail of computer software, hardware and auxiliary equipment; Sales of electronic products; Sales of communication equipment; Sales of mobile terminal equipment; Sales of mobile communication equipment; Communication equipment manufacturing; Computer hardware and software and peripheral equipment manufacturing; Network equipment manufacturing; Network equipment sales; Integrated circuit manufacturing; Integrated circuit design; Professional design services; Basic software development of artificial intelligence; Artificial intelligence application software development; Internet sales (except for sales of goods requiring permission); Technical service, technical development, technical consultation, technical exchange, technology transfer and technology promotion. (Except for projects that must be approved according to law, business activities shall be carried out independently according to law with the business license. ) Approved projects: Basic telecommunications business; Internet information service; Category I value-added telecommunications services; The second category of value-added telecommunications services. (For projects that need to be approved 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. )