Introduction to Panshi City: Wei Wei's Panshi City stands on the top of Yunyang New City. It is shaped like a huge millstone, also known as Mopan Village. It is a Chongqing municipal cultural relics protection unit. Panshi City was built in the second year of Chunyou in the Southern Song Dynasty to defend against the Mongolian army. Panshi City is surrounded by cliffs with a vertical height of 30 to 50 meters. The village is flat and has a total area of about 3.5 hectares. The gates of the village are all made of huge stones and are very solid. , built with gun towers and gun emplacements, divided into front and back gates; there are Tanhua Temple ruins, ancient military village gun towers, Xincheng observation deck, Shicheng Yanyu and other scenic spots on the village, and there is "the first ancient military village on the Yangtze River thousands of miles away" known as.