Do not isolate low-risk areas from low-risk areas. Low-risk areas to low-risk areas only need to show the health code, that is, counties and cities as a unit, no confirmed cases or no new confirmed cases for 14 days are low-risk areas. /kloc-there are newly confirmed cases within 0/4 days, and the cumulative confirmed cases are not more than 50, or the cumulative confirmed cases are more than 50. 14 days is a medium-risk area where there is no cluster epidemic. The cumulative number of cases is more than 50, and there is a cluster epidemic in 14 days, which is a high-risk area.

Law of the People's Republic of China on the Prevention and Control of Infectious Diseases

Article 39

Medical institutions shall take the following measures in time when they find Class A infectious diseases:

(a) patients and pathogen carriers shall be treated in isolation, and the isolation period shall be determined according to the results of medical examination;

(two) for suspected patients, isolated treatment in designated places before diagnosis;

(3) To conduct medical observation and take other necessary preventive measures in designated places for patients, pathogen carriers and close contacts of suspected patients in medical institutions.

Refuse isolation treatment or leave isolation treatment without authorization before the expiration of the isolation period, and the public security organ may assist the medical institution to take compulsory isolation treatment measures.

When a medical institution finds a patient with a Class B or Class C infectious disease, it shall take necessary treatment and control measures according to the condition.

Medical institutions must disinfect and dispose of the places, articles and medical wastes contaminated by infectious disease pathogens in their own units in accordance with the provisions of laws and regulations.