Introduction to the Kanpu City Wall: The Kanpu City Wall is located on the West Street of Kanpu, Haiyan County, Jiaxing City. It was built during the Hongwu period of the Ming Dynasty to prevent Japanese pirates from invading the city. The wall is about 4.5 kilometers long and 7 meters high. Rebuilt in 1991. Kanpu City Wall consists of 4 parts: city gate, city pavilion, city wall, and moat.