According to the information of official website, zhenba county, by 2024, the permanent population of zhenba county will be 210800. Zhenba county, which belongs to Hanzhong City, Shaanxi Province, is located in the southeast of Hanzhong City, bordering Ziyang County, Ankang City in the east, Wanyuan City, Sichuan Province in the south, Tongjiang County, Sichuan Province in the southwest, Xixiang County in the north and Hanyin County, Ankang City in the northeast, with an area of 3,437 square kilometers. Xia and Shang Dynasties were Liangzhou territory. The Western Zhou Dynasty was the territory of Yong State. In the second year of Taikang in the Western Jin Dynasty (28 1), it belonged to Xixiang County, Hanzhong County, Liangzhou. In the seventh year of Jiaqing in the Qing Dynasty (1802), 24 places in the south of Xixiang County were analyzed, and Dingyuan Hall was set in the sense of "the city behind the wind in Hanying" and belonged to Hanzhong Prefecture in Shaanxi Province.