The site of the Three Kingdoms New Town is a military city site built by Cao Wei in the suburbs of the old city of Hefei during the Three Kingdoms period to resist Sun Wu's army. The remains of a partially broken city wall are located in Chen Long Village, Sanshigang Township, Luyang District, Hefei City. It is about 500 meters long from north to south and 2 10 meters wide from east to west. "Jiaqing County Records" records: "In the first year of Wei Qinglong in the Three Kingdoms (AD 233), Man Chong, the governor of Yangzhou, built a city 30 miles west of the city to prevent his grandson, which was called a new city. Sun Quan once led a hundred thousand troops to besiege the city, but he never captured it. Huainan County in the Western Jin Dynasty was once located here. " /kloc-0 was listed as the key cultural relics protection unit in Hefei in July, 1985, and/kloc-0 was announced as the cultural relics protection unit in Anhui Province in May, 1998. Now there is a ruins park of the Three Kingdoms New Town in the ruins.