San Antonio (/ˌsæn ænˈtoʊnioʊ/ SAN an-TOH-nee-oh; Spanish for "Saint Anthony"), officially the City of San Antonio, is a city in Texas, United States. The city is the seventh-most populous in the United States, the second-largest in the Southern United States, and the second-most populous in Texas. It is the 12th most-populous city in North America, with 1,434,625 residents in 2020.
Founded as a Spanish mission and colonial outpost in 1718, the city in 1731 became the first chartered civil settlement in what is now present-day Texas. The area was then part of the Spanish Empire. From 1821 to 1836, it was part of the Mexican Republic. It is the oldest municipality in Texas, having celebrated its 300th anniversary on May 1, 2018.
Huaibei, referred to as "Huai", called "Xiangcheng" in ancient times, is a prefecture-level city in Anhui Province. The central city in the northeast of Anhui Province, an important energy city in the country. Located in the north of Anhui Province, it is located at the junction of Jiangsu, Shandong, Henan and Anhui provinces, Xiao County in the north, Bozhou in the south, Suzhou in the east and Shangqiu in Henan Province in the west. It is 150km long from north to south and 50km from east to west, with a total area of 2802 square kilometers, making it the smallest prefecture-level city in Anhui Province. The total population in 2016 is 2.165 million. It has jurisdiction over three municipal districts in Xiangshan District, Liishan District, Duji District and one county in Suixi County. The municipal government is stationed in Xiangshan District. Huaibei has a long history and a gathering of humanities. More than four thousand years ago, the eleven ancestors of Shang and Tang Dynasty built the city at the southern foot of Xiangshan, which was the beginning of civilization. Since then, successive dynasties have set up counties and counties here. There are Uncle Yu, Huan Tan, Ji Kang, Liu Ling and so on.