Business scope: Processing,
Sale,
Instrumentation,
Building Materials,
Sale,
Services And Consultation,
Electronic Engineering Professional Contracting,
Social Public Safety Equipment,
Photoelectric Integrated Equipment,
Computer System Integration Software Development,
Intelligent Building,
Computer And Peripheral Equipment Sales,
Electronic Testing Equipment,
Internet Information Service,
Commercial Cryptographic Products,
Publishing,
Assembly Of Electronic Components,
Technical Service And Repair,
Office Equipment,
City And Road Lighting,
Artificial Environment Control Equipment
...