What does the red border of Xi 'an Health Code mean?

The red border of Xi 'an Health Code indicates the confirmed cases and suspected cases that are being treated in isolation in designated medical institutions; Asymptomatic infected persons who are undergoing medical observation in designated medical institutions; Close contacts of confirmed cases, suspected cases and asymptomatic infected persons in medical observation; Personnel in key epidemic prevention and control areas and high-risk areas.

Kang green code is a kind of health code, and the green code is a two-dimensional code that has passed the certificate, is universal and mutually recognized in the whole country, and represents health. In addition to the green code, there are yellow code and red team, which represent different meanings:

1. Green code: means more security.

Second, the yellow code: indicates that you have been to an unsafe area.

3. red team refers to contact with confirmed, suspected and asymptomatic infected persons.