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.
Mengzi City, one of the cities under the jurisdiction of Honghe Prefecture in Yunnan Province, is the capital of Honghe Hani and Yi Autonomous Prefecture, located in the southeast of Yunnan Province and the core area of the central city in southern Yunnan. The area under the jurisdiction of Mengzi City covers an area of 2228 square kilometers, of which the dam area covers an area of 544.2 square kilometers, accounting for 24.4 percent of the total area. The main urban area covers an area of 30.8 square kilometers. In 2015, the total registered population of Mengzi was 397000, and the total resident population was 431400. Mengzi City has jurisdiction over 7 towns, 2 townships and 2 nationality townships. In 2012, the GDP of Mengzi City was 10.2 billion yuan. Mengzi is one of the earliest 24 thousand-year-old counties in Jianxian County, Yunnan Province. It was the largest port for Yunnan's foreign trade at the end of the Qing Dynasty and the beginning of the Republic of China. At that time, more than 80% of Yunnan's imports and exports