Health codes are based on real data. Citizens or people who return to work after rework can declare themselves online and generate personal QR codes after background review. This QR code can be used as an individual to enter and leave the local electronic certificate, realizing one-time declaration, which is universal in the whole city. The introduction of health regulations aims to make the resumption of work more accurate, scientific and orderly.
During the epidemic period, all localities should rely on the national integrated government service platform, implement the mutual recognition mechanism and rules of "health code" information, make clear that the "health code" information of cross-regional floating population is reliable and available in all regions, effectively facilitate people's travel and cross-provincial mobility, and realize unified epidemic prevention policies, unified standards, national mutual recognition and one code communication.