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.
Minxian, which belongs to Dingxi City, Gansu Province, is named because of Minshan, which is located in the south of Dingxi City, Gansu Province. The establishment of Minxian County can be traced back to the eighth year of Qin Wangzheng (239 BC), which was called Lintao, which was the western starting point of the Qin Great Wall. Minzhou was established in the 10th year of Emperor Wendi's Great Unification of the Western Wei Dynasty (AD 544), changed to Minxian County in 1913, and was placed under the jurisdiction of Dingxi after 1985. Minxian County has jurisdiction over 9 townships and 9 towns, with a total area of 3578 square kilometers and a total population of 490300 (2014). The government is resident in Minyang Town. Minxian County is located on the edge of the Qinghai-Tibet Plateau, is the Gannan grassland to the Loess Plateau, Longnan mountain transition zone, the territory elevation of 2040-3754 meters, known as "Longyuan dry Wharf". The climate is plateau continental climate, low temperature and dry, frequent natural disasters.