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.
Dingzhou City, Hebei Province under the jurisdiction of county-level cities, by Baoding City escrow, Hebei Province directly administered by the county (city) system reform pilot county. Located at the eastern foot of Taihang Mountain, the western edge of North China Plain and the west of central Hebei Province, it has been known as "Kyushu throat, Shenjing brief area" since ancient times. With a total area of 1283.7 square kilometers and a resident population of 1.2269 million (2018), it has jurisdiction over 4 streets, 16 towns and 5 townships. Dingzhou City, located in the Beijing-Tianjin-Hebei Economic Zone, is an important node city in the Beijing-Tianjin-Hebei Economic Zone, a national comprehensive pilot area of new urbanization, a modern medium-sized city cultivated in the 12th five-year Plan of Hebei Province, and one of the ten famous historical and cultural cities in Hebei Province. In 2018, the gross domestic product of Dingzhou City reached 33.284 billion yuan, an increase of 7.3% over the same period last year.