E China takes innovative measures to improve river water quality

Combo photo taken on June. 24, 2016 (up,file photo) and on Oct. 12, 2017 (bottom) shows the Gujiadu River in Binhu District of Wuxi, east China's Jiangsu Province. Binhu District started to appoint local government officials as river chiefs in 2008 to tackle water pollution. The river water quality witnessed a rapid improvement after a series of innovative measure were taken. (Xinhua/Shen Bohan)