Photo taken on Jan. 16, 2017 shows working staff preparing for the upcoming 47th Annual Meeting of the World Economic Forum (WEF) in Davos in Switzerland.(Xinhua/Xu Jinquan)
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Photo taken on Jan. 16, 2017 shows working staff preparing for the upcoming 47th Annual Meeting of the World Economic Forum (WEF) in Davos in Switzerland.(Xinhua/Xu Jinquan)