Water quality and ecosystem of Hutuo River improved

Aerial photo taken on April 13, 2021 shows the scenery of Hutuo River in Shijiazhuang, north China's Hebei Province. 

Photo taken on April 19, 2021 shows workers at the construction site of Hutuo River restoration project phase III in Shijiazhuang, north China's Hebei Province. 

Aerial photo taken on April 13, 2021 shows the scenery of Hutuo River in Shijiazhuang, north China's Hebei Province.

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