At this point, this application can scan the QR codes of all products? NFC tags scanner will be added when you start its production?
You can scan qr-code of alcohol drinks. NFC tags will be located on bottles. More info here:
https://www.youtube.com/watch?v=Ac1JVo_94-kI understood you. Information in the QR code and in the NFC tag is identical?
not always, depends on the cost of alcohol, cheap alcohol uses 2 qr, and expensive - a combination of QR nfc, the second case of qr is used to obtain cashback