People from other provinces (back to Hubei) should know the epidemic prevention and control policies of Hubei Province in advance through the Centers for Disease Control and Prevention in official website and Hubei Province, apply for "Hubei Health Code", and consciously cooperate with the epidemic prevention and control departments of the destination to implement various prevention and control measures. According to the current epidemic prevention policy in Hubei Province, all people who come to (return to) Hubei Province are required to carry the health code and negative proof of nucleic acid test within 48 hours, and then 1 nucleic acid test will be carried out after arriving in Hubei Province. If the itinerary is marked with *, they need to conduct 1 nucleic acid test on the third day on the basis of "landing inspection" of nucleic acid. Coming (returning) from the middle and high risk areas or key control areas designated by Hubei Province,