First Smart China Expo attracts visitors in Chongqing
Source: Xinhua| 2018-08-24 22:10:49|Editor: ZX
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A young visitor wears a mixed reality (MR) device during the first Smart China Expo in southwest China's Chongqing, Aug. 24, 2018. The first Smart China Expo is held here from Thursday to Saturday. (Xinhua/Wang Quanchao)
