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Aerial photo taken on Dec. 30, 2018 shows workers clear snow on a bridge floor of an expressway in south China's Guangxi Zhuang Autonomous Region. (Xinhua/Li Hanchi)
Aerial photo taken on Dec. 30, 2018 shows workers clear snow on a bridge floor of an expressway in south China's Guangxi Zhuang Autonomous Region. (Xinhua/Li Hanchi)