Permitted items:

Manufacturing of radio and television transmission equipment; Sales of satellite television broadcast ground receiving facilities; Design of building intelligent systems; Construction engineering design; Construction engineering construction; Construction labor subcontracting; Electrical installation services.

(For items subject to approval according to law, business activities may only be carried out after approval by the relevant authorities. Specific business items shall be subject to the approval results. )

General items:

Sales of radio and television transmission equipment; Manufacturing of special electronic equipment; Sales of special electronic equipment; R&D of mechanical equipment; Digital content production services (excluding publishing and distribution); Digital creative product exhibition and display services; Manufacturing of communication equipment; R&D of household appliances; Sales of household appliances; Manufacturing of lighting fixtures; Sales of lighting fixtures; Sales of electrical equipment; Manufacturing of electrical instruments and meters; Manufacturing of electronic components; Wholesale of electronic components; Sales of integrated circuits; Development of rail transit operation management systems; Development of rail transit communication and signaling systems; Sales of special rail transit equipment, key systems and components; Manufacturing of currency-specific equipment; Security system monitoring services; Design, construction and servicing of security technology prevention systems; Information system integration services; Computer system services; Artificial intelligence basic resource and technology platforms; Artificial intelligence industry application system integration services; Industrial internet data services; Sales of security equipment; Software development; Software sales; Data processing and storage support services; Information technology consulting services; Information system operation and maintenance services; Manufacturing of information security equipment; Sales of information security equipment; Digital technology services; 5G communication technology services.

(Except for items subject to approval according to law, independent business operations may be carried out based on the business license. )

Let me know if you need a more concise or formal version.