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.
Yuzhou City, referred to as "Jun", in ancient times known as "Xiayi", "Yangzhai", "Junzhou", Henan Province under the jurisdiction of county-level cities. Yuzhou City, with a total area of 1461 square kilometers and a central urban area of 114square kilometers, is located in the middle of Henan Province and is the central city on the southern edge of the Central Plains urban agglomeration. at the end of 2016, Yuzhou has a total population of 1.29 million and a resident population of 470000. Yuzhou is one of the birthplaces of the Chinese nation, the capital of the Xia Dynasty, the first slave dynasty in China, the only producing area of Jun porcelain, one of the five famous porcelain in China, and one of the four distribution centers of traditional Chinese medicine in the Ming and Qing dynasties. It is known as "Xia Capital", "Jun Capital" and "Medicine Capital". It was named as the first batch of famous historical and cultural cities in Henan Province in 2011 and the "hometown of Chinese Dayu Culture" in 2007.