Qingsan River, located in Sanqiao Village, Rudong High-tech Zone, is a branch of the Rutai Canal, and is also
one of the rivers included in this year's river regulation task. At the dredging site, the reporter saw that the
construction workers were working with dredging boats(including some silt curtains) and high-pressure water
guns. According to Bao Jianfei, head of the water conservancy service station at Digging Port introduced,
due to the lack of dredging and sedimentation for many years, the quality of the water environment in
Qingsan River was getting worse. At present, the renovation project has come to an end, and the river
water environment will be further improved after completion.