Business scope: Sale,
Application,
Business Management,
Technical Consulting,
Technical Services,
Technology Transfer,
Equipment,
Electronic Product,
Communication Equipment Rental,
Computer Systems Engineering,
Building Intelligent Construction Engineering Design And Construction,
Hardware Products,
Sales Of Daily Necessities,
Internet Information Service,
Communication Construction Engineering,
Software And Auxiliary Equipment,
Computer,
Basic Software Service,
Communication,
Computer System,
...