Should migrant workers in Longhua District of Shenzhen be quarantined when they return to Ruzhou?

Workers working in Longhua District of Shenzhen need to be isolated when they return to Ruzhou. According to the local epidemic news, on October 27th, 2022/kloc-0, people in high-risk areas were isolated for 7 days, and nucleic acid detection was carried out on the first 1, 2nd, 3rd, 5th and 7th days. People in medium-risk areas. Seven days of home isolation, the first, fourth and seventh days for a nucleic acid test.