Generally, there is no extra charge for QR code collection, but the payer needs to pay a certain handling fee, which depends on the payment channel used by the merchant. The QR code is just a tool and there will be no cost. Attention! Don't scan the QR code to prevent being cheated. Therefore, scanning QR codes is generally free and safe.
The advantages of scanning code payment are that for individuals, it ensures the relative security of payment and avoids receiving counterfeit banknotes; More convenient, no need to bring cash to change at any time; Payment is more timely and time saving.