He became world champion in the same discipline at the 2005 World Artistic Gymnastics Championships in Melbourne , Australia , and won bronze at the 2006 World Artistic Gymnastics Championships in Aarhus , Denmark .
He became world champion in the same discipline at the 2005 World Artistic Gymnastics Championships in Melbourne , Australia . 
 He won bronze at the 2006 World Artistic Gymnastics Championships in Aarhus , Denmark .