Do Shenzhen copper beams need to be isolated on September 28th?

According to relevant information, Shenzhen copper beam needs to be isolated on September 28th. Prevention and control measures of Tongliang epidemic on September 28th:

People who have lived in high-risk areas within 1 and 7 days: "7-day centralized isolation" (based on the day when they leave high-risk areas) and 1 nucleic acid detection were conducted on 1, 2, 3, 5 and 7 days respectively.

2. Those who have lived in the middle-risk area for 7 days: "home isolation for 7 days" (counting from the day when they leave the middle-risk area), and those who have no home isolation conditions will be isolated in a centralized way, and 1 nucleic acid detection will be carried out on 65438, 4 and 7 days respectively.

3.7 People who have lived in low-risk areas (counties (cities, districts, banners) and other areas where high-risk areas are located): Conduct two nucleic acid tests within 3 days after arriving in Tongliang (the interval between two sampling is at least 24 hours, and reduce going out before the results of the two tests come out. You really need to do personal protection when going out, don't have dinner). There is a medium-high risk area in Shenzhen, so it is necessary to isolate Shenzhen Tongliang on September 28th.