If you are a passenger in a high school risk area, you need to register your name, ID number, telephone number, destination and other information, and provide proof of negative results of nucleic acid test within 14 days.
Health codes have nothing to do with archiving. The principle of health code is to determine whether the mobile phone and its owner have been to high-risk areas in recent 14 days through the GPS positioning of the mobile phone. If not, it will be a green code. Otherwise it's a red alert.