A journalist poses for photo next to a smart robot at Zhejiang University in Hangzhou, east China's Zhejiang Province, Oct. 9, 2011. Two smart robots that are able to track the movements of a table tennis ball and play back through a motion control system equipped with a built-in camera and an intelligence processing unit were unveiled by a lab of Zhejiang University here Sunday. (Xinhua/Ju huanzong)