Tourists visit an artificial lake in Wenyuan Park, an ecological park constructed on the site of a waste land in Laoting County, north China's Hebei Province, Oct. 5, 2018. (Xinhua/Mu Yu)
Ecological park constructed on site of waste land in China's Hebei
Source: Xinhua| 2018-10-05 14:51:47|Editor: Liangyu
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