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.
Yuyang District is located in the north of Shaanxi Province and in the middle of Yulin City, adjacent to Wushen Banner in Inner Mongolia Autonomous region and Hengshan, Mizhi, Jiaxian and Shenmu in Yulin, with a total area of 7053 square kilometers, ranking second in the province. Bounded by the Ming Great Wall, the territory is bounded by the sandy grass beach area along the north, accounting for about 75% of the total area, and the hilly and gully region along the south, accounting for about 25%. Yuyang District has jurisdiction over 21 townships, 10 subdistrict (town) offices, 488 administrative villages and 50 community neighborhood committees, with a registered population of 595200 (2017), including an agricultural population of 357000 (2013) and a resident population of 662000 (2017). Yuyang has a long history and outstanding people, and human beings thrive as early as the Neolithic Age. In the Spring and Autumn period, it has been 20 years since Wei bought the county.