Introduction to ancient streets: The streets of the ancient town run north-south, extend flat and zigzag, and are slightly S-shaped. North Street was built by the Zhou family, and South Street was built by the Li family. The streets are paved with vertical bluestone slabs. It is one of the few ancient street residential buildings in Sichuan Province that is relatively complete and has distinctive local characteristics. It has high value for cultural exploration, cultural relics research and tourism development.