River chiefs work with cleaners, volunteers to protect water ecosystem in Jiangxi

Aerial photo taken on Dec. 2, 2019 shows the view of Pingshui River in Dongyuan Township of Shangli County in Pingxiang, east China's Jiangxi Province. A total of 134 river chiefs work with cleaners and volunteers in Shangli County to protect the water ecosystem. (Xinhua/Peng Zhaozhi)