The contents of health cards or health reports in different schools are generally not exactly the same. Mainly depends on the notice of the class teacher. Some will ask about the temperature measured that day, while others will ask about their physical condition. You can also fill in specific class individuals, and some filling methods cannot be classified as classes, so you may need to make remarks.
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. The introduction of the health code aims to make the work of returning to work more accurate, scientific and orderly.