The opening ceremony of the 1st Silk Road (Dunhuang) International Cultural Expo is held in Dunhuang, northwest China's Gansu Province, Sept. 20, 2016. (Xinhua/Chen Bin)
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The opening ceremony of the 1st Silk Road (Dunhuang) International Cultural Expo is held in Dunhuang, northwest China's Gansu Province, Sept. 20, 2016. (Xinhua/Chen Bin)