A passenger uses a facial recognition and his identity card to check in at Beijing South Railway Station on Friday, September 21, 2018. Ten facial recognition check-in passages were launched on Friday for Beijing-Tianjin intercity rail passengers, reducing the check-in process to only seconds. (Photos: VCG)

A passenger uses a facial recognition and his identity card to check in at Beijing South Railway Station on Friday, September 21, 2018. Ten facial recognition check-in passages were launched on Friday for Beijing-Tianjin intercity rail passengers, reducing the check-in process to only seconds.

New facial recognition machines at the Beijing South Railway Station on Friday, September 21, 2018. Passengers do not need to show their tickets when checking in using these machines.