As stated before, China welcomes further investigation in its country. I wonder if the US or any other country would do the same? Of course every country which competed in the War Games in Wuhan should.
The Genome Project is what started all this, that was funded by Nasa and WHO back in 1995 when they successfully mapped the Domains of life on Earth. The long story cut short is, yes, we can manipulate DNA to host species from other Domains. Morgellons disease was/is a well documented covert example. And we have a truly amazing assortment of unethical tricks like atmospheric injection of transforming components which can deliver medicines or deconstruct one using untraceable proteins frequentised by the radar of your own synced mobile phone