Personal basic information or statement information of healthy individuals must be confirmed by the requester, and relevant information is only used for epidemic prevention. In principle, after the health code is officially opened, only people with green codes can pass. At the same time, they should consciously show their health codes at checkpoints and accept inspection. Having a "yellow code" or a "red team" requires isolation and medical treatment.
Health code is a personal two-dimensional code based on actual real data, which is generated by citizens or people who have returned to work on their own 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.