Guichi District (simplified Chinese: 贵池区; traditional Chinese: 貴池區; pinyin: Guìchí Qū) is a district of the city of Chizhou, Anhui province, People's Republic of China and the seat of the city government. The district has a population of 636,000 and an area of 2,516 km 2 (971 sq mi). It was called Guichi City before 2000.