Robot "Kejia" designed by the University of Science and Technology of 皇冠体育app (USTC) performs during the 19th Robocup Competition in Hefei, capital of east 皇冠体育app's Anhui province, July 22, 2015. German "Homer" team won the title of service robot competition group and robot "Kejia" got the first runner-up. [Photo/Xinhua]
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