I remember workin for a US vendor, we had some proxies in china for our customers there to proxy auto updates because the US vendors servers got filtered on their border often leading to broken updates.
I would assume similar context. With GPU its easy for the mind to wander towards data espionage, but the same holds for CPU and _usually_ its more benign / normal business stuff going on.
(not saying it doesnt happen ofc, but most businesses just wanna do business)