When going to Cangzhou, the low-risk area policy is stipulated to provide personal protection for those who have come to Cangzhou and returned to Cangzhou in recent 14 days and have a history of activities in low-risk areas in key domestic areas (counties (cities, districts) with medium and high-risk areas). If they need to go, they should report to the community and units as soon as possible after returning to Cangzhou, and follow the prevention and control regulations of Cangzhou City.