China – police are using facial-recognition glasses to scan crowds for wanted criminals

  • Railway police have begun using facial-recognition eyewear to catch criminals.
  • In tests the glasses identified faces within 100 milliseconds.
  • Seven people have been arrested for a range of previous crimes, and another 26 were banned from travel.
  • China has been ramping up its use of facial-recognition technology as it moves toward a nationwide database that can recognise any citizen within three seconds.

Chinese railway police are using facial-recognition sunglasses to catch suspects at train stations in Zhengzhou, the capital of central Henan province.

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China has been building what it calls “the world’s biggest camera….

China has been building what it calls “the world’s biggest camera surveillance network”. Across the country, 170 million CCTV cameras are already in place and an estimated 400 million new ones will be installed in the next three years. Many of the cameras are fitted with artificial intelligence, including facial recognition technology. The BBC’s John Sudworth has been given rare access to one of the new hi-tech police control rooms. Producer: Joyce Liu. Camera: Wang Xiqing.