Ankang to Changsha need not be isolated. According to the relevant public information, as of October 28, 222, 1. For those who have lived in high-risk areas within 7 days, medical observation was conducted in centralized isolation for 7 days, and nucleic acid detection was carried out on the first, second, third, fifth and seventh days of centralized isolation.

2. For those who have lived in a medium-risk area within 7 days, take 7 days of home isolation medical observation, and carry out (oropharynx) nucleic acid detection on the 1st, 4th and 7th days of home isolation medical observation. If they do not have the conditions for home isolation medical observation, take centralized isolation medical observation, and the management period will start from leaving the risk area.

3. For those who have lived in low-risk areas (referring to counties, cities, districts and other areas within the jurisdiction of the banner where the middle and high-risk areas are located) for 7 days, they should complete nucleic acid detection twice within 3 days and do a good job in health monitoring.