- Building interphone entrance guard system using case model
- Visual extension installation connection and using
- The small door machine installation connection and using
- The non-visual extension installation connection and using
- The installation connection and using of the door unit machine
- Management center machine installation connection and using
- Adapter installation connection and using
- Installation connection and using of system power and the host power supply
- Installation and using of infrared detector, gas detector, magnetic door, emergency button
- Installation and connection of electric control lock
- According to route map, connect each part
- PC software installation and using
- ID card entrance guard
- Indoor security
- Intervention of management center machine
- Judgement and processing of system fault
- Design and install an application system