Validity period of infant health static code

It may be slightly different according to different regions, and the general validity period is 7- 14 days.

For children who are inconvenient to use the health password, paper health static code can be printed, which has the same effect as electronic health code.

The validity period may be different in different regions. The general validity period is 7- 14 days, and the specific validity period will be displayed by printed static health code.