What does the customs health declaration code mean in yellow?

The yellow health code means that your recent trip is not up to standard and you need to be quarantined for 7 days. You have to keep typing into the quarantine area to turn into a green code normally. A green code means that you are a healthy code.

The function of health code is to let employees check their health status. Recently, with the aggravation of the epidemic, the epidemic prevention and control reached a climax. In order to prevent floating population from being infected, health code plays a very good role, and we can also see our personal status in every trip in different places in our lives.

What is the health code? The health code is to generate a two-dimensional code of one's health status through the online declaration of returnees or the masses. This two-dimensional code is universal in the whole city, and you need to show your identity to the staff when you travel to prove whether your identity needs to be isolated, so during this epidemic, the health code is very important.