Aerial photo taken on April 13, 2021 shows a section of the Hutuo River in Shijiazhuang, north China's Hebei Province. The water quality and ecosystem in the Hutuo River have been improved thanks to the ecological restoration efforts. (Xinhua/Yang Shiyao)
Water quality and ecosystem of Hutuo River improved
Source: Xinhua| 2021-04-19 21:57:55|Editor: huaxia