China News Service, Xiamen, September 19 (Li Siyuan Yang Fushan) On the afternoon of September 19, at a press conference held by the Xiamen Municipal Government, Wang Tingliang, Deputy Secretary-General of the Xiamen Municipal Government, stated that the source was traced and analyzed by the expert group. The origin of this epidemic was imported cases from other cities, which broke out and spread in densely populated places such as factories, and had spread for 2-3 generations before the first case was reported, resulting in a severe and complicated epidemic.

As of 24:00 on September 18, Xiamen City had reported a total of 131 confirmed cases, including 8 in Siming District, 2 in Huli District, 5 in Haicang District, and 116 in Tong'an District.