Introduction to Kansong Duhua Pavilion: In the south courtyard of Kansong Duhua Pavilion, there is an ancient cypress that is said to have been left over from the time when it was the Wanjuan Hall. It is the oldest and tallest tree in the garden. The top of the tree is dead, and the middle branches are Hanging on the stem, it is still green. There are also podocarpus, black pine, whitebark pine, etc., most of which are hundreds of years old.