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.
Sinan County is under the jurisdiction of Tongren City, Guizhou Province, located in the northeast of Guizhou Province, the middle and lower reaches of the Wujiang River, under the jurisdiction of Tongren area, with geographical coordinates of 107 °52 "108 °28 °east longitude and 27 °32" 28 °10 'north latitude. The county is 57.6 km long from east to west and 69.3 km wide from north to south. It is bordered by Yinjiang County in the east, Shiqian County in the south, Fenggang County in the west and Dejiang County in the north. The four main county-level highway networks in Sinan County are Sinan-Shiqian, Sinan-Dabachang, Sinan-Fenggang, Shagou-Hepengxi and so on. Sinan County has an administrative area of 2230.5 square kilometers and has jurisdiction over 28 townships (towns and streets), including 17 formed towns, 3 streets, 8 ethnic minority townships, 489 administrative villages and 37 communities, with a total population of 684500. In 2017, Sinan County finished.