The installation and networking of the facial temperature measurement and health code verification integrated machine is an important measure to implement "external defense input, internal defense rebound", and "combination of peace and war"
The EU Digital COVID Certificate contains a QR code with a digital signature to protect it against falsification, the device can scan this QR Code and selectively pass.
In the payment terminal series of applications, no matter what the scenario is vending machines, self-service retail terminals, medical self-service kiosks, self-service payment equipment and other collection applications, it is not difficult to find such smart scanning code devices
The main function of the QR code scanning module is to scan paper documents and 1D/2D barcodes displayed on the mobile phone screen
