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.
Gaozhou, county-level cities under the jurisdiction of Guangdong Province, important small and medium-sized cities of Beibu Gulf Urban agglomeration in China, economically strong counties (cities) in mountainous areas of Guangdong Province, educational counties (cities) of Guangdong Province, and county medical centers of Guangdong Province, the comprehensive strength of economic and social development has long been in the forefront of Guangdong counties. Gaozhou is located in the southwest of Guangdong Province, southwest of Guangdong, near the South China Sea in the east, Jianjiang Plain in the south, Guangxi in the west, Yunkai Mountain in the north, six counties and cities in Guangdong and Guangxi in the west, Yangchun City and Dianbai District in the east, Maonan District in the south and Xinyi City in the north, bordering Huazhou City in the southwest and Beiliu City in Guangxi in the northwest. Gaozhou, formerly known as Maoming County and Gaozhou County, evolved from the administration of Maoming County by Gaozhou Prefecture (Road) in the Yuan Dynasty, while the place name of "Gaozhou" evolved from "Gaoliang". Before the Sui Dynasty, Gaoliang County was in the area of Enping and Yangjiang; since the Sui and Tang dynasties