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A China-Europe freight train loaded with 50 containers of solar panels left Xi'an, northwest China's Shaanxi Province, for Barcelona of Spain on April 8, 2020. (Xinhua/Li Yibo)
A China-Europe freight train loaded with 50 containers of solar panels left Xi'an, northwest China's Shaanxi Province, for Barcelona of Spain on April 8, 2020. (Xinhua/Li Yibo)