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Workers work at a calamus wine factory in Yuanqu County, north China's Shanxi Province, Jan. 14, 2018. The calamus wine is a kind of traditional local wine with a long history in the county. (Xinhua/Cui Songliang)
Workers work at a calamus wine factory in Yuanqu County, north China's Shanxi Province, Jan. 14, 2018. The calamus wine is a kind of traditional local wine with a long history in the county. (Xinhua/Cui Songliang)