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.
Yongren County is the county under the jurisdiction of Chuxiong Yi Autonomous Prefecture in Yunnan Province. It is the mountainous county with the largest number of Yi people in Chuxiong Prefecture. It is located in the north-central part of Yunnan and the fortress of Yunnan. It is the north gate of Yunnan for economic development in Sichuan and Yunnan. Yongren County has a total area of 2189 square kilometers and has jurisdiction over 4 townships and 3 towns. At the end of 2012, there were 110800 permanent residents in Yongren County, with a birth rate of 11.43 ‰, a mortality rate of 7.23 ‰ and a natural growth rate of 4.20 ‰. On February 2, 2019, it was rated as a county-level national advanced unit of traditional Chinese medicine by the State Administration of traditional Chinese Medicine. On April 30, 2019, the people's Government of Yunnan Province decided that Yongren County would withdraw from the sequence of poor counties.