Whew that's a tough ask, even overseas Chinese have to watch their step on what they put out there. I have had more luck in private conversations with PRC folks where they feel more comfortable expressing their views.

It's not exactly what you are looking for, but "What's on Weibo" recently started doing a China culture podcast which I like:

https://www.whatsonweibo.com/whats-on-weibo-podcast-1-how-the-death-of-lhamo-led-to-an-online-movement-on-chinese-social-media/