What do we make of Botao Xiao's theory?
https://img-prod.tgcom24.mediaset.it/images/2020/02/16/114720192-5eb8307f-017c-4075-a697-348628da0204.pdf
One of the labs (WHCDC) is not shown on google maps, but you can find it marked on baidu maps (I did verify it myself).
Has anyone posted any proof since Botao published this debunking any of his claims?