 To create these rocks he applies a pliable sheet of steel over the rocks and then hammers it to reproduce the same surface of the rocks.Artificial Rock #99 (2006), like a number of other pieces on view, brings to mind the more abstract work of Henry Moore (1898–1986) or even Barbara Hepworth (1903–1975).But the mirror finish of Wang's rock sculptures gives them a mercurial, shape-shifting look that brings them closer than Moore ever came to the sort of indeterminate form the surrealists wanted.