Phoenix (/ˈfiːnɪks/ FEE-niks; Navajo: Hoozdo; Spanish: Fénix or Fínix,[citation needed] Walapai: Banyà:nyuwá) is the capital and most populous city of the U.S. state
of Arizona, with 1,608,139 residents as of 2020. It is the fifth-most populous city in the United States, and the only U.S. state capital with a population of more than one million residents.
Phoenix is the anchor of the Phoenix metropolitan area, also known as the Valley of the Sun, which in turn is part of the Salt River Valley. The metropolitan area is the 11th largest by population in the United States, with approximately 4.85 million people as of 2020. Phoenix, the seat of Maricopa County, has the largest area of all cities in Arizona, with an area of 517.9 square miles (1,341 km2), and is also the 11th largest city by area in the United States. It is the largest metropolitan area, both by population and size, of the Arizona Sun Corridor megaregion.
Xuancheng, known as Wanling and Xuanzhou in ancient times, is a prefecture-level city in Anhui Province, located in the southeast of Anhui Province, bordered by Hangzhou and Huzhou in Zhejiang Province to the east, Huangshan in the south, Chizhou and Wuhu in the west and northwest, Maanshan in the province and Nanjing, Changzhou and Wuxi in Jiangsu Province to the north and northeast. It is located on the western waist line of the Shanghai-Nanjing-Hangzhou Triangle. It is a member city of Nanjing metropolitan area and the central city of G60 Kechuang Corridor. The city of Wanjiang takes the first wing of the demonstration area to undertake industrial transfer, which is the forward position for the central region to undertake the industrial and capital transfer in the eastern region, the central city of Anhui, Jiangsu and Zhejiang, and an important channel for the southeast coast to communicate with the interior. Xuancheng is located in the south of the Yangtze River, which has been said to be "the combination of the south and the north" since ancient times. Since the establishment of the county in the Western Han Dynasty, it has a history of more than 2000 years. Xuancheng has been since the Western Han Dynasty.