Yes. At the beginning, the leaves on the back of the leaves of Carya cathayensis along the Wuyuan River turned silver or bright white, and then the whole leaves turned silver, shining like a silver mirror under the sunshine. Wuyuanhe National Wetland Park in Haikou, Hainan Province is located in xiuying district, Haikou City, Hainan Province, starting from Yongzhuang Reservoir in the south and reaching the estuary of Wuyuanhe River in the north. Wuyuanhe National Wetland Park in Haikou, Hainan provides a living and breeding space for wild animals, plants and microorganisms, a good growth environment for wild plants, rich food and a good shelter for birds and fish, which plays a positive role in species conservation of wild animals and plants.