>>11911750 (pb)
Lenovo... It might be worth looking for extra hardware, tiny stuff, like a PHY hack on the network port. Also BIOS back doors. Many, many shenanigans.
https://www.pcmag.com/news/does-your-motherboard-have-a-secret-chinese-spy-chip
https://www.bloomberg.com/news/features/2018-10-04/the-big-hack-how-china-used-a-tiny-chip-to-infiltrate-america-s-top-companies