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.
Xuchang, a prefecture-level city under the jurisdiction of Henan Province, also known as Liancheng, is located in the central part of Henan Province, one of the core cities of the Central Plains Urban agglomeration and the Central Plains Economic Zone; the terrain is high in the northwest and low in the southeast, slowly tilting from the northwest to the southeast; it belongs to the north warm temperate monsoon climate zone, rich in heat resources; it has jurisdiction over 2 districts, 2 county-level cities and 2 counties, with a total area of 4996 square kilometers; the permanent population is 4.4374 million in 2018. Xuchang is located in the Central Plains with a long history and is an important birthplace of Chinese culture. Xuchang ancient culture tourism resources include prehistoric culture series, Han culture series, three Kingdoms culture series, temple architecture culture series, Jun porcelain culture series and so on. Xuchang has convenient transportation, 80 kilometers away from the provincial capital Zhengzhou, 50 kilometers away from Xinzheng International Airport, 311 National Highway and local railway crossing east-west; Beijing-Guangzhou Railway, Beijing