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.
Sihui is a county-level city hosted by Zhaoqing City, Guangdong Province. Because of the place where the four rivers (Xijiang, Beijiang, Suijiang and Longjiang) will flow, it is named "Sihui". Located in the middle of Guangdong Province, east of Zhaoqing, the northwest edge of the Pearl River Delta, located in the lower reaches of the West, North and Suisanjiang River, the Tropic of Cancer divides the whole territory into two. It is bordered by Sanshui District of Foshan City in the east, Dinghu District of Zhaoqing City in the south, Guangning County in the northwest and Qingxin District of Qingyuan City in the northeast, which belongs to the Pearl River Delta Economic Zone. It entered the ranks of the top 100 counties (cities) in the rural economy and the top 100 counties (cities) in the country in 1993 and 1994 respectively, and achieved a well-off society in 1996. In 2014, Sihui City ranked 97th among the top 100 counties and cities with comprehensive strength of small and medium-sized cities in China and 100 small and medium-sized cities with the most investment potential in China.