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.
Longjing City belongs to Yanbian Korean Autonomous Prefecture of Jilin Province. Located in the east of Jilin Province, the southeast of Yanbian Korean Autonomous Prefecture and the eastern foot of Changbai Mountain, it is the forefront of Changji map development and opening up pilot area, an important part of the international cooperation of Tumen River region and the integration of Yanlong map. It is located in the southeast of Jilin Province, at the eastern foot of Changbai Mountain. The geographical coordinates are between 128 °54 °E and 129 °48'E and 42 °21 °N and 43 °24'N. Facing North Korea across the Tumen River in the southeast, the border is 142.5 kilometers long, bordering Yanji City and Tumen City in the northeast, Helong City in the southwest, and Antu County in the northwest. In 2015, Longjing City achieved a GDP of 4.03 billion yuan. As of 2014, Longjing had jurisdiction over 5 towns, 2 townships and 2 streets.