Objective To summarize and analyze the disposal methods for the recurrence of Oncomelania snails in Yingde City in 2019,so as to provide reference for the emergency disposal of blocking the transmission of Oncomelania snails in the region. Methods Collected and sorted out the emergency response measures for the recurrence of Oncomelania snails in Yingde City in 2019,and analyzed the effects and deficiencies of the comprehensive measures taken. Results Oncomelania snails reappeared in Yingde City in 2019,and then relevant departments quickly started IV emergency response.1 228 suspected breeding environments for Oncomelania snails were investigated,23 environments with Oncomelania snails were found.The area with Oncomelania snails was 105 648.94 m²,and 6 949 live Oncomelania snails were found.2 503 permanent residents,418 floating personnel and 155 cattle were screened,and no patients,sick animals and infectious snails were found.More than 55.3 million yuan was invested,and 15.13 Km of three-sided hardened channels,10.23 Km of tractor roads,11 agricultural bridges,5 sluice gates,31 drainage culverts,1 water storage and drainage tank and 1 snail pond were built.58 101.79 m² weeds and thorn bushes were eradicated,and 23600.12 m² of low-lying land was filled and leveled.No live Oncomelania snails were found during the acceptance evaluation. Conclusion The emergency response to the recurrence of the Oncomelania snails has achieved phased results.In the future,joint prevention and control between regions and departments should be strengthened,and comprehensive monitoring and long-term management of relevant areas should be continued,so as to find the Oncomelania snail epidemic in time and deal with it effectively.