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.
Hengshui, a prefecture-level city of Hebei Province, is located in the southeast of Hebei Province, between longitude 115o10mm UV 116o 34km east and latitude 37 °03qq. it is adjacent to Cangzhou City and Dezhou City, Shandong Province in the east, Shijiazhuang City in the west, Xingtai City in the south, Baoding City and Cangzhou City in the north, with a total area of 8815 square kilometers. Hengshui City is located in Hebei alluvial plain, the terrain slowly tilts from southwest to northeast, 12 meters ~ 30 meters above sea level. It belongs to the continental monsoon climate zone, which is warm and semi-arid. It is an important processing and supply base for agricultural products in Beijing and Tianjin. Hengshui belongs to the "1th 93rd" plan of the Bohai Rim Economic Circle and the Capital Economic Circle. It is a member city of the Joint Conference of Mayors of Regional Cooperation around the Bohai Sea. It is called the "Golden Cross" by Fei Xiaotong.