Introduction to Yiliang Pavilion: Yiliang Pavilion is located on the rockery on the left side of Biyoudongtian. It is a hexagonal pavilion. At that time, the middle garden and the west garden of the Humble Administrator's Garden were owned by two families. The owner of the West Garden built a pavilion on the mountain, so that he can enjoy the scenery of the Central Garden that he admires very much from the pavilion. The owner of the Central Garden can also look at the towering pavilions in the Central Garden, and use the pavilion to enjoy the scenery and enrich the landscape. One pavilion is suitable for two families, adding scenery and emotions, and it becomes a good story.