[neonIcon]

Exactly this. There was a video released yesterday on the HK subreddit showing what seemed to be a special unit of "police" who bore no badges or any identification past riot shields emblazoned with "police" at the university. These dudes looked huge compared to everyone else there.

[p_l]

China uses the same "Ministry of Interior Armed Forces" system as Soviet Union did. They are kept separate from PLA so that they can be the thugs without contaminating real army, and the popular opinion follows on this.

So I suspect it's all interior forces, not PLA.