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Photo taken on Nov. 21, 2017 shows the construction site of the Cipingzi bridge, an important section of the Dongchuan-Gele Highway, in southwest China's Yunnan Province. (Xinhua/Hu Chao)
Photo taken on Nov. 21, 2017 shows the construction site of the Cipingzi bridge, an important section of the Dongchuan-Gele Highway, in southwest China's Yunnan Province. (Xinhua/Hu Chao)