Visitors look at a robot which can play football during a robot expo in Hangzhou, East China's Zhejiang Province, October 18, 2008. More than 10 kinds of robots are exhibited at this expo. [Xinhua]
![Visitors look at a robot which can play football during a robot expo in Hangzhou, East China's Zhejiang Province, October 18, 2008. More than 10 kinds of robots are exhibited at this expo. [Xinhua]](http://images.china.cn/attachement/jpg/site1007/20081020/001109b42f980a665a8234.jpg "Visitors look at a robot which can play football during a robot expo in Hangzhou, East China's Zhejiang Province, October 18, 2008. More than 10 kinds of robots are exhibited at this expo. [Xinhua]")