Wang Bing ( ; born 1967 ) is a Chinese director , often referred to as one of the foremost figures in documentary film-making . Wang is the founder of his own production company , Wang Bing Studios , which produces most of his films . His movie on Chinese labour camps , '' The Ditch '' , was included in the 2010 Venice Film Festival as the '' film sorpresa ''
Venice Film Festival
67th Venice International Film Festival
Wang Bing (director)