I don't think there are any details on the implementation out yet.
Judging by this article https://www.sohu.com/a/415394669_344262 (in Chinese) the company behind CAID is https://www.reyun.com/. Pretty hard to find info on them and their product in englisch though. The only quick result I got was this: https://bloomgamer.com/2020/10/reyun-data-completed-its-c-ro...