General projects: Technical service, technology development, technology consultation, technology exchange, technology transfer, technology promotion; Software development; Artificial intelligence basic resources and technology platform; Information technology consulting services; Information system integration service; Enterprise management; Information consulting services (excluding licensing information consulting services); Corporate image planning; Marketing planning; Conference and Exhibition services; Ticket agent service; Retail of computer hardware, software and auxiliary equipment; Communication equipment sales; For-profit private training service institutions engaged in language skills, art, sports, science and technology training (except subject, language and cultural education training for primary and secondary school students); Stationery retail (except for items subject to approval according to law, independently carry out business activities according to law with business license)