Why are nucleic acid tests notified at short notice every early morning in centralized hotel quarantine?

Because:

1. The nucleic acid testing of hotel centralized quarantine personnel must be carried out by a dedicated person and must follow the work arrangements of the Centers for Disease Control and Prevention;

2. Each The time interval from infection to onset of a case is related to individual differences. Therefore, the investigation, sampling and other work of relevant personnel and environment need to be completed within 24 hours.