Britain's Prince Andrew, the Duke of York, addresses the opening ceremony of the 2018 China International Big Data Industry Expo in Guiyang, southwest China's Guizhou Province, May 26, 2018. (Xinhua/Ou Dongqu)
China International Big Data Industry Expo opens
Source: Xinhua| 2018-05-26 18:54:49|Editor: Liangyu
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