1. For the returnees who have lived in high-risk areas in China for the last 7 days, take 7 days of centralized isolation medical observation measures, and for the returnees who have lived in medium-risk areas in China for 7 days, take 7 days of home isolation medical observation.
2. For the middle and high-risk areas outside Xining City, Haibei Tibetan Autonomous Prefecture and Yushu Tibetan Autonomous Prefecture in Qinghai Province in recent 7 days, take home isolation measures for 5 days.
3. For those who have lived in Xizang Autonomous Region and Inner Mongolia Autonomous Region for the last 7 days, take centralized isolation medical observation measures for 7 days.
4. In Datong City, Xinzhou City, Shuozhou City and Jinzhong City of Shanxi Province for nearly 7 days, except for high-risk areas, centralized isolation measures were taken for 5 days.