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Citizens form a pattern reading "1968-2018" on the renovated Nanjing Yangtze River Bridge in Nanjing, east China's Jiangsu Province, Dec. 24, 2018. (Xinhua/Li Bo)
Citizens form a pattern reading "1968-2018" on the renovated Nanjing Yangtze River Bridge in Nanjing, east China's Jiangsu Province, Dec. 24, 2018. (Xinhua/Li Bo)