Given the last main paragraph, that's enough of a reason, regardless of financial gain, to defend China's effectiveness in controlling the virus, considering that he had a major role in building their infrastructure.
EDIT: In other words, if it's shown that China's infrastructure failed miserably, that will reflect directly on him.
I'm starting to wonder if this is more about genomic surveillance than it is medicine.
Here we have the world's three leading experts on genomic surveillance working with China - who loves that stuff. Whereas in the US they are going to at least meet some headwinds from civil liberties advocates, it's the opposite with the CCP.
The plot thickens...