Langzhong Ancient City is located next to Langzhong New City in Sichuan, beside Jialing River, with the same name as Lijiang in Yunnan, Pingyao in Shanxi and Shexian in Anhui, and is called the four ancient cities in China. The site of ancient city architecture is a typical example of the site selection of ancient architectural cities in China. It is a city that completely conforms to the astronomical geomantic theory of the Tang Dynasty, and is called the ancient geomantic city.
The ancient city of Langzhong is completely protected and has a unique China style. Existing ancient city area 1.78 square kilometers. It is the only one with the largest preserved scale in Sichuan and one of the four best preserved ancient cities in China. The chessboard pattern of the ancient city, which combines the buildings of North and South styles, is the real treasure house of China architectural art.
Langzhong Ancient City is located in the north of Sichuan Basin, in the middle reaches of Jialing River, with Yilong and Bazhong in the east, Jiange in the west and Cangxi in the north, 300 kilometers away from Chengdu, the provincial capital. Langzhong ancient city belongs to subtropical humid monsoon climate zone, with mild climate, abundant rainfall and moderate illumination. The annual average temperature is 65438 07℃. The extreme maximum temperature is 39℃ and the minimum temperature is -4.6℃. The frost-free period is 290 days, with annual average sunshine 1, 379.8 hours and annual average precipitation 1, 033.9 mm.