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.
Wenchang, known as Zibei in ancient times, has a history of more than 2100 years since the Western Han Dynasty. It is one of the three historical ancient cities in Hainan. It is a famous hometown of overseas Chinese in China and one of the important base areas of the Qiongya Revolution. The birthplace of Minnan culture in Hainan, the location of Hainan Wenchang Space launch Center, is the fourth space city in China. It is located in the integrated economic circle of "one hour Economic Circle" and "Haicheng text" in Qiongbei Comprehensive Economic Zone. Qiongbei is one of the important regional centers of economy, culture, transportation, science and technology and tourism. Wenchang, Haikou and Sanya have been selected as "charming cities with Chinese characteristics" by global organizations. they are national demonstration cities for scientific and technological progress, national advanced cities for scientific and technological progress, and advanced cities for national culture. The city with 278.5 kilometers of coastline is the longest in Hainan, and Qinglan Port in the city is open to the outside world at the national level.