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A visit to World Intelligence Expo at WIC2017 in N China’s Tianjin

A visit to World Intelligence Expo at WIC2017 in N China’s Tianjin

Photo taken on June 29, 2017, shows the MQ-300 unmanned helicopter at the World Intelligence Expo of the WIC2017 at Tianjin Meijiang Convention Center in N China’s Tianjin. (Photo by Liu Jiaming/ Guangming Picture)

[ Editor: Zhang Zhou ]