sentences:  At the 2006 Asian Games, Zou won gold by beating Suban Pannon 21-1 in the final match.He repeated his triumph from 2005 at the 2007 World Amateur Boxing Championships, beating David Ayrapetyan early in the tournament and Harry Tanamor in the final; however, Zou had to settle for silver at the 2007 Asian Amateur Boxing Championships, losing in the final against Pürevdorjiin Serdamba.At the 2008 Summer Olympics, Zou won China's 50th gold medal of the tournament by winning the final of the light flyweight event, winning China's first ever gold medal in Olympic boxing.