A visitor to the Lotte Department Store main branch in central Seoul checks in with a QR code on Wednesday. The government mandated all large-scale stores keep QR codes or handwritten entry logs from July 30. Lotte Department Store began its testing period on Wednesday.
YONHAP
![A visitor to the Lotte Department Store main branch in central Seoul checks in with a QR code on Wednesday. The government mandated all large-scale stores keep QR codes or handwritten entry logs from July 30. Lotte Department Store began its testing period on Wednesday. [YONHAP]](https://image.koreajoongangdaily.com/11481498.webp?imageId=11481498&width=960&height=642&format=jpg)
