How to get traffic information?

It was found out through big data. Everyone's name and personal ID card, as well as all personal information, are backed up in the police. People can be found by searching with big data, so as long as the ID card is here, it can be screened out, especially those who have done vaccines or nucleic acids, which can be seen at a glance in the background data.

Related introduction:

Epidemiological investigation is the abbreviation of epidemiological investigation, and it is a basic work in epidemic response. According to the "People's Republic of China (PRC) infectious disease prevention law" and "public health emergencies emergency regulations". Disease control personnel are the frontline troops to fight the epidemic. In addition to sampling, testing and disinfection personnel, there are epidemiological professionals responsible for on-site investigation and epidemic analysis.

They went to the scene to carry out investigations, communicate face to face with patients, ask patients about their exposure, contact, activity track and medical treatment before and after the onset of the disease, and look for clues related to the source of infection and the route of transmission.

This can describe a clear transmission chain and provide a basis for judging close contacts, taking isolation measures and delineating disinfection scope. Therefore, cooperating with the flow control work and providing real and detailed information to the flow control personnel are responsible for the health of themselves and others, and are the key measures to prevent more people from being infected, so as to investigate the close contacts and treat the patients as soon as possible.