Sudi, formerly known as Sugong Dike, Sudi was the poet Su Shi (Su Dongpo) when he was in Zhizhou, Hangzhou, dredging the West Lake, using the silt dug by the squat and formed through the evolution of later generations. The local people named it "Sudi" in honor of the achievements of Su Dongpi's management of the West Lake. Every spring on the banks of the willow trees on both sides, the scenery is charming, "Sudi Spring Xiao" is one of the ten West Lake scenery.