"Tsinghua Zijing" QR Code is seen at the school gate of Tsinghua University in Beijing, China. 10-Sep-2021

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In June 2020, Tsinghua University began to implement this health code to control the Covid-19.

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Size: 3075px × 4746px
Photo credit: © Lou-Foto / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: beijing, china, chinese, code, control, covid-19, health, kit, qr