CCTV News:On November 21st, the Information Office of Beijing Municipal Government held the 420th routine press conference on epidemic prevention and control to inform the latest situation. At the meeting, Liu Xiaofeng, deputy director of the Municipal Center for Disease Control and Prevention, introduced that the current epidemic situation in this city continues to be at a high level, showing a rapid upward trend, with obvious regional differences. This city is facing the most complicated and severe prevention and control situation since the outbreak of the COVID-19 epidemic, and is at the most critical and tight moment. We should further understand the situation, unify our thinking, unswervingly implement the general strategy of "external defense input, internal defense rebound" and the general policy of "dynamic zero clearing", compact the "four-party responsibility", optimize prevention and control measures strictly, timely and appropriately, and pay close attention to the implementation of various prevention and control work; It is necessary to further strengthen the territorial responsibility of areas with serious epidemic situation, reduce social mobility, advocate flexible work, reduce the rate of arrival, online teaching, and make appointments in public places to limit the flow in areas with serious epidemic situation, effectively implement regional nucleic acid screening, and make orderly arrangements to avoid getting together; It is necessary to further strengthen the investigation and control of risk personnel and risk points, do a good job in standardized management and service guarantee of high-risk areas, pay attention to epidemic prevention management in crowded places, and implement various prevention and control measures in key links in a timely, effective and high-quality manner.