You can own it, just not take it out of China.
To take those kinds of things outside of China is a crime (really, not figuratively) in China.
Of course the govt often sponsors some 'tours' of art where they approve things for loan or whatever...
They can be appreciated just fine by visiting a museum. Its cheaper too.
When you get beyond the outlying stuff things start to get REALLY interesting.
I can try to get you a start if you want...