【直播：探访2019数博会】A tech exhibition is being held in Guiyang, the capital of southwest China's Guizhou Province. Follow CGTN to find out the cutting-edge technologies displayed at the exhibition and their application scenario. http://t.cn/AiKO6CJL . _新浪新闻

CGTN 19-05-29 11:13

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【直播：探访2019数博会】A tech exhibition is being held in Guiyang, the capital of southwest China's Guizhou Province. Follow CGTN to find out the cutting-edge technologies displayed at the exhibition and their application scenario. http://t.cn/AiKO6CJL .