Big Data and Smart Technology Summit of Smart China Expo held in China's Chongqing
Source: Xinhua| 2018-08-24 10:44:01|Editor: mmm
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Liang Hua, chairman of Huawei, delivers a speech during the Big Data and Smart Technology Summit of the Smart China Expo in southwest China's Chongqing, Aug. 23, 2018. (Xinhua/Wang Quanchao)
