A man displays a chess robot at the 11th China International Equipment Exposition that kicked off in Shenyang, Liaoning province, Sept 1, 2012. [Fan Xiaozhou/Asianewsphoto]
Nao, a kind of humanoid robot, performs at the 11th China International Equipment Exposition that kicked off Saturday in Shenyang, Liaoningprovince. Nao can walk, dance, recognize human faces and interact with human beings. [Fan Xiaozhou/Asianewsphoto]