Is it necessary to isolate from Manzhouli to Wuhai?

use isolation. According to the relevant information, as of September 7, 222, Manzhouli District, Hulunbeier City, Inner Mongolia, some areas belong to medium-high risk areas, and Wuhai City, Inner Mongolia belongs to low-risk areas. Anyone who comes (returns) to Wuhai needs to report 48 hours in advance, and has a health code green code and a 48-hour nucleic acid test certificate. If it is a low-risk area, it needs to do two nucleic acid tests within 3 days. The medium-risk area needs 7 days of home isolation and 3 times of nucleic acid detection, and the high-risk area needs 7 days of centralized isolation and 5 times of nucleic acid detection, so it is necessary to isolate Manzhouli District from Wuhai City, which is a new industrial city in western Inner Mongolia and an important hub for North China to the northwest.