QR codes are a type of barcode, or scannable pattern, that contain various forms of data, like website links, account information, phone numbers, or even coupons. QR codes are found everywhere from ...
Yeongdeungpo-gu (District Mayor Choi Ho-kwon) announced that it will produce and distribute an ‘Information Pattern (QR Code) Guide’ to allow easy and quick access to the standard market value of ...
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