Gusongyuan is one of the six main scenic spots in Mudu ancient town, and it is also a classic garden building in Suzhou. Ancient Pine Garden is famous for its 500-year-old Podocarpus grosvenorii. Although the ancient pine garden is not big, it has compact structure, reasonable layout and good preservation. Its sculpture is also famous in the south of the Yangtze River. Brick carving, wood carving and stone carving represent the three sculptures in the south of the Yangtze River. Its portal carving is very exquisite.