Wuhan officials said the new cluster in the city related to the Delta strain, the rapid transmission of NCOV is increasing the global infection.

Wuhan city government, Hubei Province, Central China, said at the press conference on August 3 that the gene sequence of two of the 7 new infections in the locality showed a high similarity with CA

From July 31, Hubei Province recorded 15 Covid-19 communities, including 12 cases discovered in Wuhan capital.

Wuhan city residents, Hubei Province are tested for Covid-19 in the night of August 3.

At another press conference on August 3, the Hubei government said according to the results of the epidemiological survey and genetic sequencing, the local positive cases are all related to the infection in Jiangsu Province.

Wuhan is the focus of attention when it is a place to discover the first NCOVs at the end of 2019, before Covid-19 outbreaks into a global pandemic.

Wuhan yesterday announced it would test all 11 million people to prevent spreading epidemics.

China is facing a serious outbreak of Covid-19, originating from the outbreak at Loc Bau airport in Nanjing, Jiangsu Province.