Xinhua Headlines: Beijing Expo sets new stage for global cooperation on green development

Source: Xinhua| 2019-05-01 20:39:15|Editor: Liangyu
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Xinhua Headlines: Beijing Expo sets new stage for global cooperation on green development

Photo taken on April 25, 2019 shows the scenery of Guishui River in Yanqing District of Beijing, capital of China. (Xinhua/Liu Guifu)

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