The telephone number of Yancheng Epidemic Prevention Center is 1515-12345; The latest epidemic prevention policy in Yancheng 1. All people who come from other provinces and cities to return to salt must report to their communities (villages) and units (or hotels) before arriving at salt. 2. No salt is necessary. All salt workers must have a negative nucleic acid test certificate within 48 hours. 3. People who have lived in high-risk areas in China and who have crossed the track with confirmed cases (including asymptomatic infected people) should implement the "14 7" health management measures (4 days of centralized isolation medical observation and 7 days of home health monitoring). 4. Those who have lived in key epidemic-related areas in China should implement the "7 7" health management measures (7 days of centralized isolation medical observation and 7 days of home health monitoring). 5. In addition to the key epidemic-related areas in China, the personnel from the low-risk areas of the districts and cities where the middle and high-risk areas are located shall implement the "3 11" health management measures (3 days of centralized isolation medical observation and 11 days of follow-up health monitoring). 6. Personnel from districts and cities without medium and high risk areas outside the province and those who come to (return to) salt in cities inside and outside the province shall implement "3 11" health management measures, that is, 3 days of home health monitoring and 11 days of follow-up health monitoring. Home health monitoring in the first 3 days, single person, single set, door magnet installed, never leaving home; During the follow-up health monitoring for the next 11 days, you must wear masks regularly, and you are not allowed to attend meetings, enter public places, participate in gathering activities or take public transportation. Nucleic acid detection was carried out on the first 7 days and the 11 th and 14 th days respectively.