Intelligent plates calculate meal price within one second at a Hefei college

The photo shows two intelligent cash registers being used in a canteen at Hefei Industrial University, east China's Anhui Province on October 20, 2017. When plates are placed in the payment area, the cash register can automatically calculate the price of the meal. This is the first time that the intelligent dining system has been used in college canteens in Anhui Province. [Photo: VCG]