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.
Wuwei, a prefecture-level city under the jurisdiction of Gansu Province, is named "China Wine City", referred to as "Yongliang", "Liangliang" and "Yong". It is located in the confluence of the Loess Plateau, the Qinghai-Tibet Plateau and the Mengxin Plateau. The topography is high in the west and low in the east, and the local topography is complex. It belongs to the temperate continental arid climate, which is characterized by four distinct seasons, cold winter and summer. It has jurisdiction over one district, two counties and one autonomous county, with a total area of 33238 square kilometers and a resident population of 1.8253 million in 2017. Wuwei has a long history. Emperor Wu of the Han Dynasty sent general Huo to go on an expedition to Hexi to defeat the Xiongnu and named Wuwei for its "martial arts and military prestige". Since Emperor Wu of the Han Dynasty opened up the four counties in Hexi, successive dynasties have set up prefectures and mansions here. Wuwei is the key point of the ancient Silk Road, with many places of interest, snowy plateaus and oasis style.