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.
Hualong District is the municipal district of Puyang City, which is located in the northeast of Henan Province and at the junction of Hebei, Shandong and Henan provinces. it was established in 1986, with a total area of 119square kilometers and cultivated land of 7360 hectares. In 2008, the total population was 349700, of which the agricultural population was 73000. In 2012, the GDP of Hualong District reached 7.083 billion yuan, the total retail sales of consumer goods reached 5.419 billion yuan, and the total investment in fixed assets of the whole society reached 9.84 billion yuan. Hualong District, the only administrative district under the jurisdiction of Puyang City, is the political, economic and cultural center of Puyang City and the headquarters of Zhongyuan Oilfield. Hualong District has been named as "National Advanced Zone for Scientific and technological Progress", "National Experimental Zone for Sustainable Development", "National Community Health Service demonstration area" and "National Social Security Ensemble".