Robots dance during a contest held in Hangzhou, east China's Zhejiang Province, Nov. 18, 2010. A total of 115 teams from over 50 schools in Hangzhou participated in a robot contest that began Thursday. [Xinhua]

 Robots dance in a contest held in Hangzhou, east China's Zhejiang Province, Nov. 18, 2010. A total of 115 teams from over 50 schools in Hangzhou participated in a robot contest that began Thursday. [Xinhua]