they seem to hate anarchists or something like that

HKers routinely masqueraded as "anarchist" while rioting. So it would become a fig-leaf in any kind of conversation. "I'm not anti-China, I'm just anti-Government".

Either way we already have a c/genzedong

If it's the same 400 users, you can have as many subs as you want. It's still all the same content and discourse.