The history of Tianfu Health Link's life in risky cities cannot be verified.

You mean why the living history of Tianfu Health Risk City can't be verified? Tianfu Health Link cannot verify the living history of the risk city because the scanning code sequence is wrong. Check the "Residential History of Risk City" of Tianfu Health Link first, and then scan the "Entry Code" (if you scan the "Entry Code" first, you cannot view the "Residential History of Risk City" of Tianfu Health Link).