The Precinct was established on November 1st, 1954. The Precinct is situated on the southeast of Tainan City. It is next to Jiaxian District of Kaohsiung County to the east. Mt. Sanjiaonan and Mt. Erjian are in the north of the Precinct and are next to Zhongpu Precinct  of Jiayi County. It  borders Wushantou and Jiucengling to the west, which neighbors Shanhua and Sinhua Precincts . The square area is 357.52km² and occupies one fifth of the Tainan's area. As of the end of December 2021, the population of the Precinct reaches 11,458 households and 30,637 people. The Precinct covers a vast area and is loosely populated. People here all live a simple life. The Precinct covers three districts, Yujing , Nansi  and Nanhua.