Business scope: The Fire,
Bridge,
Lease,
Network Technology Service,
Lightning Protection Equipment,
Mechanical And Electrical Engineering,
Maintain,
Computer And Supporting Equipment,
Locomotive Air Conditioner,
Computer Hardware And Software,
Peripheral Equipment,
Internet Information Service,
Residential Interior Decoration,
Communications Engineering,
Power Supply,
Technology Development In The Field Of Iot,
Label Identification,
Construction Engineering Design,
Development Of Energy Saving And Environment Friendly Products,
Development Of Data Center Computer Room Infrastructure And Supporting Products,
Terminal Equipment And Related Communication Information Products
...