University students scan face to buy food(1/3)

A student pays for food by scanning his face using a device at a dining hall in Jingjiang College of Jiangsu University in Zhenjiang City, Jiangsu Province, Sept. 18, 2019. Face recognition technology has enabled payments at the school to be made in just one second, a method said to have greatly improved efficiency. Previously, students had needed to pay using their school card or mobile payment apps. This is the first university in the economic powerhouse province to adopt the technology in its dining hall. (Photo/VCG)

A student pays for food by scanning his face using a device at a dining hall in Jingjiang College of Jiangsu University in Zhenjiang City, Jiangsu Province, Sept. 18, 2019. Face recognition technology has enabled payments at the school to be made in just one second, a method said to have greatly improved efficiency. Previously, students had needed to pay using their school card or mobile payment apps. This is the first university in the economic powerhouse province to adopt the technology in its dining hall. (Photo/VCG)

A student pays for food by scanning his face using a device at a dining hall in Jingjiang College of Jiangsu University in Zhenjiang City, Jiangsu Province, Sept. 18, 2019. Face recognition technology has enabled payments at the school to be made in just one second, a method said to have greatly improved efficiency. Previously, students had needed to pay using their school card or mobile payment apps. This is the first university in the economic powerhouse province to adopt the technology in its dining hall. (Photo/VCG)