Importance of health code
The role of health code in epidemic prevention and control is beyond doubt. It can see whether you have had close contact with COVID-19 patients through big data analysis, which provides a lot of convenience for epidemic prevention and control. In fact, the health code is similar to the QR code of electronic identity. In addition to reflecting personal health, the most important thing is to master your trajectory and judge whether you have had close contact with COVID-19 by combining big data. The corresponding departments will use this information as the basis for judgment, which plays a very important role in epidemic prevention and control.