General project: Research and development of Internet of Things technology; Internet of Things technology services; Industrial Internet data service; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Sales of communication equipment; Electronic product sales; Retail of arts and crafts and collectibles (excluding ivory and its products); Wholesale of arts and crafts and collectibles (excluding ivory and its products); Information system integration services; Information technology consulting services; Software development; Advertising release; Advertising design and agency; Advertising production; The etiquette Service; Information consulting services (excluding licensed information consulting services); Enterprise management consulting; Marketing planning; Organize cultural and artistic exchange activities; Technology intermediary services; Corporate image planning; Intellectual property services (excluding patent agency services); Development of artificial intelligence application software; Data processing services; Sales of daily necessities; Retail of photographic equipment and telescopes; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law)