"Health Bao" pops up a prompt "Your health status related to epidemic prevention cannot be confirmed for the time being. Your travel information within 14 days will be verified by the' Traffic Big Data Travel Card', which means that the user has entered (returned to) Beijing in the past 14 days, or may have been to or be in a high-risk area outside Beijing. In this regard, users need to click "Continue" on the page and verify the travel information within 14 days by the "Traffic Big Data Travel Card" according to the operation process.