Illustration: SCMP Illustration: SCMP
Illustration: SCMP

China’s subways track commuters as security takes on a silent, hi-tech face

  • Authorities are turning to technology to safeguard and streamline checks for the millions of passengers using underground networks around the country each day
  • But critics have raised privacy concerns and questioned the need for ever more controls in a society that already has an extensive public security system

Topic |   Surveillance
Illustration: SCMP Illustration: SCMP
Illustration: SCMP
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