Shopping check-in
Published: 28 Jul. 2021, 19:07
![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://koreajoongangdaily.joins.com/data/photo/2021/07/28/b130d50a-df97-4b68-8094-84f85916bd12.jpg)
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]
with the Korea JoongAng Daily
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