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.
Dangshan, which belongs to Suzhou City, Anhui Province, is called Xiayi in ancient times. It is located at the northernmost end of Anhui Province, at the junction of Anhui, Jiangsu, Shandong and Henan provinces and seven counties, and is connected to Xiao County of this province in the southeast. It is adjacent to Yongcheng City, Xiayi County and Yucheng County of Henan Province from south to west; it is connected with Shan County of Shandong Province in the northwest and Feng County of Jiangsu Province in the northeast. The total area is 1193 square kilometers. Dangshan has a long history and rich resources. It has been built for more than 2200 years since Xiayi County was built in Qin Dynasty. Dangshan is known as the "pear capital of the world" and is known as "the hometown of crisp pears in China". In April 2010, it was recognized by Guinness Book of Records as the largest continuous orchard production area in the world. It is "the hometown of Chinese martial arts" and "the hometown of Chinese suona". It is the hometown of Zhu Wen, the founding emperor of the later Liang Dynasty. By 2018, there were 13 towns under the jurisdiction of Dangshan County.