Is it necessary to isolate people from Qinhuangdao, Hebei Province?

yes. The latest entry and exit policies in Qinhuangdao include those who have lived in high-risk areas, those who have lived in medium-risk areas for 7 days, those who have lived in home medical observation for 7 days and those who have lived in low-risk areas for 3 days, and do a good job in health monitoring. The control time for entry personnel to be isolated at the first place of entry is "7 days of centralized isolation and 3 days of home health monitoring".