1. Hefei, referred to as "Lu" or "He" for short, was called Luzhou, Luyang and Hefei in ancient times. It is a prefecture-level city and provincial capital under the jurisdiction of Anhui Province. It is the central city of Hefei metropolitan area, the sub-central city of China Yangtze River Delta urban agglomeration approved by the State Council, an important scientific research and education base, modern manufacturing base and comprehensive transportation hub in China.
2. Wuhu, also known as Jiangcheng and Jiuzi, is a prefecture-level city under the jurisdiction of Anhui Province and one of the 27 cities in the central area of the Yangtze River Delta. It is an important scientific research and education base and industrial base in East China, a national comprehensive transportation hub, a central city of G60 science and technology corridor, and an industrial transfer city in Wanjiang city belt.
3. Bengbu, referred to as "Bengbu" for short, is a prefecture-level city under the jurisdiction of Anhui Province, an important comprehensive industrial base in Anhui Province, a national comprehensive transportation hub, a regional central city in northern Anhui, a member city of Hefei metropolitan area, and one of Hefei Bengbu's independent innovation and comprehensive reform pilot areas.
4. Huainan, known as Zhoulai in ancient times, is a prefecture-level city under the jurisdiction of Anhui Province, an energy production base dominated by coal and electricity in East China, an important central city in northern Anhui, an important national energy base, and the core city of Hefei metropolitan area, located in central and northern Anhui.
5. Maanshan, referred to as "Ma" for short, is a prefecture-level city under the jurisdiction of Anhui Province and one of the 27 cities in the central area of the Yangtze River Delta. It is a city in Nanjing Metropolitan Area, Hefei Metropolitan Area and Wanjiang City Belt to undertake industrial transfer demonstration areas.