question: The COVID-19 pandemic caused a lockdown of Wuhan, and strict control was imposed in many major Chinese cities, including the national capital of Beijing Residents? committee workers at the grass-roots level have played a critical role in the enforcement of the government?s pandemic prevention and control measures, through their day-to-day service and surveillance as local community managers This article examines their work in Wuhan and Beijing neighbourhoods during the most critical periods of the outbreak, from late January to June 2020, and the challenges the workers faced as executors of the government?s community-based prevention policy The two cities have developed different community strategies because of very different epidemiological situations and city functions