Since the current round of epidemic, Xiamen has fully launched emergency response, organized and carried out flow tracing, personnel investigation, isolation and transportation, nucleic acid screening, community prevention and control and environmental killing, and made every effort to do a good job in epidemic prevention and control. (on March 15, medical staff conducted nucleic acid testing and sampling for citizens at a nucleic acid testing point in Xiamen.) (on March 15, medical staff carried out vaccination for citizens at a vaccination site in Xiamen.) (on March 15, medical staff vaccinated citizens at a vaccination site in Xiamen.) (Xinhua News Agency)