China's 15-minute cities are checkpoint cities.
Everywhere you go, you need to pass facial recognition gate in order to enter and leave the neighborhood zones.
If you are a trouble maker (protester) or on social credit blacklist, immediately an alarm goes off...
China's national digital ID system is an extensive network that tracks civilians down regardless of time or place.
If your vaccine passport expires or you are on the Social Credit 𝘽𝙡𝙖𝙘𝙠𝙡𝙞𝙨𝙩, immediately an alarm goes off...