Introduction to streets and alleys: The city's streets and alleys of the Ming and Qing Dynasties are well preserved and dotted with cultural relics and ancient buildings. It is known as the "Jiangnan Ancient Architecture Museum". There are mostly shops or cellar houses on both sides of the street. It was a prosperous commercial port built in the Ming and Qing Dynasties. The houses on both sides of the neighborhood are equipped with rolling shed panels, the eaves are S-shaped and have fire sealing walls, which is a typical architectural style of the Qing Dynasty.