according to the relevant information, Changde was closed because of the epidemic situation. On November 29th, 222, Changde announced the epidemic situation, adding 21 cases of asymptomatic local people. In order to completely block the risk of COVID-19 virus transmission and ensure people's health and life safety, according to the relevant laws and regulations and the relevant provisions on epidemic prevention and control, and after the analysis and judgment of the municipal epidemic prevention and control work headquarters, Changde decided to implement the control management of the whole region, that is, to close the city.