In the past, the US have exchanged captured Russian agents and assets to recover Russian officials and citizens who had betrayed their own country for the CIA and/or MI6.
Not to say Uncle Sam is motivated by humanitarianism or altruism, but in some instances, such traitors are worth something.
Nope. The only thing that such traitors deserve is death sentence with no reprieve.
The only tiny lucky break with this espionage case is that this nabbed subhuman is in the financial sector. What if that subhuman was involved the military sector - Or worse, in sectors related to the nuclear deterrence that ensures the very survival of the Chinese civilization state?