He dredged the Bian River, and then to prevent the riverbanks from once again being illegally used, permitted residents near the river to plant elms and willows on its banks and build terraces and pavilions.
他在疏濬汴河後，為防止河川地再次被佔用，也准許京城居民環汴河栽榆柳、起台榭，增進都會景觀。