The purpose of health code is to use information technology to achieve accurate prevention and control and scientific prevention and control. The green code means "no exception" and can pass normally. The yellow code indicates the need for "investigation" or "home health monitoring". Red team said that measures such as isolated treatment in designated medical institutions or centralized isolated medical observation should be taken.
1, the health code is based on the actual real data, which is declared by citizens or rework personnel through their own online, and after background review, a personal QR code can be generated.
2. As an individual entering and leaving electronic certificate locally, the QR code can be declared once, which is universal in the whole city.