Business scope: Maintain,
Maintain,
Communication Equipment,
Communication Equipment,
Exclusive Control,
Atm,
Atm,
Development Of Rail Transit Equipment,
Peripheral Equipment,
Computer System Integration And Technical Services,
Peripheral Equipment,
Software Maintenance Service,
Intelligent Terminal Equipment,
Intelligent Terminal Equipment,
Electronic,
Electronic,
Development Of Hardware Products,
Biometric Technology,
Biometric Technology,
Development Of Biometric Devices,
...