Tourists view a robot at the Ningxia Science and Technology Museum in Yinchuan, northwest China's Ningxia Hui Autonomous Region, Jan. 31, 2017, the 4th day of the Lunar New Year. (Xinhua/Wang Peng)
Tourists view a robot at the Ningxia Science and Technology Museum in Yinchuan, northwest China's Ningxia Hui Autonomous Region, Jan. 31, 2017, the 4th day of the Lunar New Year. (Xinhua/Wang Peng)
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