Automatic checking-in system

The utility model discloses an automatic checking-in system. The automatic checking-in system comprises embedded Bluetooth checking-in equipment, a Bluetooth checking-in system server connected with the embedded Bluetooth checking-in equipment, and a database connected with the Bluetooth checking-in system server, wherein the embedded Bluetooth checking-in equipment comprises a second Bluetooth module, a data processing unit and a network interface unit; the second Bluetooth module is used for carrying out data communication with a first Bluetooth module; the data processing unit is connected with the second Bluetooth module and is used for processing client information received by the second Bluetooth module from the first Bluetooth module; and the network interface unit is connected with the data processing unit and carries out the data communication with the Bluetooth checking-in system server through the network interface unit. The automatic checking-in system disclosed by the utility model can conveniently and automatically check in mobile phone users as staff by using mobile phones with a Bluetooth function.