Before you make any judgement about anything, you need to learn about it. In this case, go visit Xinjiang, talk with natives, see with your own eyes, and then you know who's telling lies.
You take some of blood and place a drop on your hands.
Wheres my freedom to endorse hateful people and give them a platform spout lies?
Maybe often, but surely not always. The recent coup d'etat in Mali for example was certainly not approved by the west (or went out of hands) as the new government rather shifts to china and russia.
A HN pub crawl would be cool, you want diversity to keep things interesting while using HN as a broadly similar filter would help to ensure there are some overlapping interests.
More targeted groups are good for learning or specific activities.
People meet and play/jam/work/demo new music.
Focus on anything audio/software related that makes music.