It can prove quite the tightrope-walk balancing the obscure and the socially acceptable, separating the earnestly edgy wheat from the gratuitously provocative chaff. Xiaowu Zheng, though, is legit.
Performance art: "A type of theater entertainment in which the artist's personality and the way in which they create and develop their ideas form part of the show". Thank you, Cambridge Dictionary. Let us now go live to China.