This is from a ny times article today. Hope this becomes the official Chinese line on this.

Also from the article:

"Officials and state media have promoted a rap song by a patriotic Chinese hip-hop group that touted the same claim, with the lyrics: “How many plots came out of your labs? How many dead bodies hanging a tag?”

Based.

Been reading a book about the Frank Olson affair which goes into a history of Edgewood Arsenal and Ft Deitrick (Olson worked at both). Let's just say the US loves some bioweapons