The cause of the epidemic. From June 5438+1October 5, 2022, Dongshan Street, Jiangning District, Nanjing suspended assembly activities, closed crowded places, and closed museums, cultural centers, libraries and swimming venues, that is, the swimming pool of Baijiahu International Garden in Jiangning, Nanjing was closed. Baijiahu International Garden, located in Liyuan Middle Road, Jiangning Development Zone, is a residential area planned and developed by Baijiahu Real Estate, which was completed on 20 10.