If it is judged as a close contact. Then the personal health code will turn red. At this time, we should not only take personal protective measures. And you also need to avoid going to crowded places. Avoid taking public transport. And personal necessities, clothes, medicines for chronic diseases, etc. should be prepared as soon as possible. Waiting for the transfer notice of the community.
Generally speaking, if the nucleic acid test is negative during the centralized isolation period of 14 days. Then it can be converted into yellow code. At this time, it is necessary to continue to implement family health monitoring for 7 days.
Brief introduction of space-time partner:
Space-time companion, a new term that gave birth to COVID-19 epidemic.
It means that my phone number and confirmation number stay in the same space-time grid (the range is 800 m * 800 m) * * for more than 14 minutes, and the cumulative stay time of any number in recent 14 days exceeds 30 hours, and the found number is a space-time companion number.
Before the time-space companion, people who investigated the risk of infection in COVID-19 were managed by close contacts. Comparing their definitions, we can find that the biggest difference lies in the further expansion of their spatial scope.