Earlier quoted context omitted.
My understanding is that VPNs are not hard to get and are silently tolerated. Obviously, using them to then do something illegal like plan your own protests might get you in trouble, but using it to access YouTube or chat to someone overseas via WhatsApp is allowed.
They were tolerated at first but not as much any more. https://www.pcmag.com/news/china-starts-issuing-145-fines-fo...
On big CCP reunions (next one at the end of may), they somehow block most of the VPN for several days, so they have the capacity to do it. But it never last so long, I feel they use it a bit like a pressure cooker, to release pressure when people are getting upset.