What is a scanning double code?

Scanning double code refers to scanning the "health code" for epidemic prevention and control and the "two-dimensional code" for the convenience and benefit of enterprises. Health codes are based on real data and can be generated by citizens or people who have returned to work through online declaration and background audit. As an individual entering and leaving electronic certificate locally, the QR code can be declared once, which is universal in the whole city.

Scanning double code refers to scanning the "health code" for epidemic prevention and control and the "two-dimensional code" for the convenience and benefit of enterprises. Health codes are based on real data and can be generated by citizens or people who have returned to work through online declaration and background audit. As an individual entering and leaving electronic certificate locally, the QR code can be declared once, which is universal in the whole city.