What's the difference between Guichi and Chizhou?

Guichi is a county-level city under the jurisdiction of Chizhou City, Anhui Province. It is located in the south of Anhui Province, on the south bank of Poyang Lake. It is a famous historical and cultural city, a garden city in the south of the Yangtze River and a national greening model city. Chizhou is a prefecture-level city under the jurisdiction of Anhui Province, located in the southeast of Anhui Province. It is a famous historical and cultural city in China and a national key scenic spot.

Guichi District, belonging to Chizhou City, Anhui Province, is located in the Yangtze River Delta urban agglomeration, in the south of Anhui Province, bordering Tongling City in the northeast.