If the health code is abnormal, it should be reported to the street or township immediately. Different regions will implement epidemic prevention according to local actual conditions and implement different requirements for transcoding. How long the health code turns green after submitting the transcoding application mainly depends on the local epidemic prevention requirements. Under normal circumstances, the health code will turn green as soon as possible after the risk of COVID-19 infection is eliminated.
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.