Zhang Nan (L) and Zhao Yunlei of China pose during victory ceremony of badminton mixed doubles competition, at London 2012 Olympic Games in London, Britain, on August 3, 2012. Zhang Nan and Zhao Yunlei of China won gold medal. [Xinhua]

Gold medalsits Zhang Nan (1st R) and Zhao Yunlei (2nd R) of China, silver medalists Xu Chen (1st L), Ma Jin of China, pose during victory ceremony of badminton mixed doubles competition, at London 2012 Olympic Games in London, Britain, on August 3, 2012. [Xinhua]

Zhang Nan (L) and Zhao Yunlei of China take part in badminton mixed doubles gold medal competition, at London 2012 Olympic Games in London, Britain, on August 3, 2012. Zhang Nan and Zhao Yunlei of China won gold medal. [Xinhua]

Zhang Nan (L) and Zhao Yunlei of China take part in badminton mixed doubles gold medal competition, at London 2012 Olympic Games in London, Britain, on August 3, 2012. Zhang Nan and Zhao Yunlei of China won gold medal. [Xinhua]