Mangshi Dahe river basin river dredging has achieved results. The river channel has become
deeper and wider, the river water has become clearer, the water system has become smoother,
the production conditions and living environment of the people have been significantly improved.
The goal has taken a major step forward, laid a good foundation for achieving the comprehensive
water quality standard of the Mangshi Dahe section in 2020.It was used silt curtains and dredgers.