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.
Wudi County, which belongs to Binzhou City, Shandong Province, is located in the northernmost part of Shandong Province, located on the coast, bordering Bohai Bay in the northeast, Zhanghua District in the southeast, Yangxin County in the south, Qingyun County in Dezhou City in the west, and Haixing County and Huanghua City in Hebei Province by Zhangwei River in the north. It is located between 37 °4 degrees north latitude and 38 degrees 16 miles north latitude and 118o 04 degrees east longitude, with a total area of 1961 square kilometers. Wudi County is the intersection of the two major economic zones of Beijing, Tianjin and Shandong Peninsula, known as "Hebei-Shandong hub" and "Qiyan fortress". It is not only the key area for the comprehensive development of the Yellow River Delta, but also the forward position for the construction of "Shandong at Sea". In 2018, Wudi County has jurisdiction over 2 streets and 10 towns with a total registered population of 456100, achieving regional gross domestic product (GDP).