The People’s Bank of China has extended its trial of central bank digital currency (CBDC) into a school, allowing students to make purchases with the digital yuan via a “smart ID card”. The device, which is essentially a small mobile phone, allows students to pay using the CBDC, as well as make phone calls to a restricted set of numbers. It also contains GPS tracking, allowing the school and the student’s parents to monitor where they are and what they are buying, according to a report by Only users who have a paid subscription or are part of a corporate...