What does the tone include?

1. Personal basic information: including name, ID number, contact information, home address and family members.

2. Health status: including recent discomfort symptoms and nucleic acid detection.

3. Recent itinerary: including the specific itinerary within 14 days, whether you have been to key areas, who you have contacted (such as who you have lived, studied, worked, entertained or had other close contacts with, whether you have taken effective protective measures), transportation and colleagues.

4. Any information useful for disease prevention and control.

What is an epidemic? The full name of epidemic situation is epidemiological investigation, which is a very important work in the prevention and control of infectious diseases. To put it more bluntly, the current model is to understand the roads you have traveled, the people you met and what happened in every important time in the past. Diversion is to find out all the possibilities, find out the ins and outs of key people as carefully as possible, find out where they come from and where they stay, and find out the truth through the fog.