Humble Administrator's Garden, the representative of Jiangnan Gardens, the largest area of classical landscape gardens in Suzhou Gardens, is one of the four ancient gardens in Suzhou, and the largest and most famous one in Suzhou Gardens. It is listed in the World Heritage List, which can be called the classic Chinese private garden. Founded in the Zhengde period of the Ming Dynasty, the area of the park is about 83.5 mu, and the open area is about 73 mu. Among them, the central, western and late Qing Zhangzhiwan residence (now the old Suzhou Garden Museum) is the heritage of the late Qing Dynasty architecture and gardens, about 38 mu.