What does the green code of Hunan health code mean? Other provinces have not checked it.

It was a large number of people who got the health code in a short time, which led to the paralysis of the system.

Too many people declare at the same time, which leads to great pressure on the system and blocked operation. Why don't you enter a refresh several times? Because the health code system has just started, there are too many applicants, and some users will report errors and the page will not be opened.