 However, he considers these works authentic and depiction of Chinese history in postmodern world.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).