Introduction to the Arboretum: The Arboretum covers an area of ​​25,400 square meters and is located in the middle of the Expo Park. There are about 40,000 first- and second-level rare tree species. The arboretum has transplanted and cultivated more than 300 species of various plants from 83 families, totaling more than 20,000 plants. It is divided into four areas, namely the Magnoliaceae planting area, the rare and endangered plant cultivation area, the economic forest area, and the forest plant germplasm resource area.