Tue Jun 14 09:25:20 CST 2022
With the spread of COVID-19 around the world, China has adopted the strictest in history.
In order to effectively track everyone's footprints, QR code is widely used
Played an extremely important role, users as long as by scanning QR code, you can query , At the same time, the government through the desktop QR scanner can scan users' QR code and know each user's QR code in real time, At the same time, vaccination was realized through desktop QR scanner, Zhongze QR desktop scanner has been used in epidemic prevention and control in Xinjiang, Shanghai and Yunnan provinces of China
It has been widely used