Lan Xuetang is the main hall of the East Garden, and its name is taken from Li Bai's poem "Independent Heaven and Earth, Breeze in Lan Xue". Lan Xuetang is a five-beech thatched cottage. In front of the main hall, two white pines are vigorous and Gu Zhuo. Bamboo on the wall, exquisite lakes and mountains, sandwiched by green grass, connected with the east and west walls. This hall faces south and has three compartments. The plaque of "Lan Xuetang" is hung high and the long window is placed on the ground. There is a screen door in the middle of the hall. In the south of Shamen, there is a panoramic view of Qi Diao Humble Administrator's Garden, and in the north of Shamen, there is a picture of bamboo. All adopt the traditional Suzhou Qi Diao craft, and the partition skirts on both sides of the screen door are engraved with landscapes. Lotus Pavilion embodies the superiority of ancient architecture in China. The roof is a rolling shed, resting on the top of the mountain, with its four corners flying. Half of them are built on the shore and half of them extend into the water. The ethereal sky stands on the water waves, standing by the water, and the pool water is clear and beautiful. Summer is a good place to enjoy lotus.