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Tourists ride sleighs on the frozen Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan. 15, 2018. (Xinhua/Wang Jianwei)
Tourists ride sleighs on the frozen Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan. 15, 2018. (Xinhua/Wang Jianwei)