As Facebook is not supporting this officially in China, and FB and Oculus sites are out of the "wall" as you might know... poor China player are trying best to get ladders like some wireless router, or settting up shadowsockets+sstap+hotspot on windows...
Most VR player are eager to try Quest2, but defeated by the complex ladder setup, it's a huge market. To extend market in China, the best choice is to setup local servers and localize content.