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.
Longgang District is an area under the jurisdiction of Huludao City, Liaoning Province, which is located on the northern seashore of Bohai Sea and on a peninsula on the coast of Liaodong Bay. The total area is 172 square kilometers and the total population is 220000. Longgang District is an industrial area dominated by smelting and shipbuilding. Railway, sea transportation and air transportation constitute a three-dimensional transportation network. Through Haichen Road, Coastal Road and Jinghu Road, it is equal to Lianshan District, and then it is connected with Beijing-Harbin Expressway and National Highway 102. the railway Hulu branch line is connected with Huludao Station of Shenshan Line; the coastal highway of Liaoning Province, with a total length of more than 1440 kilometers, passes through Longgang District, which is 30 kilometers east of Jinzhou Airport; the Huludao Port in the area can park cargo ships below 50,000 tons, which is a natural ice-free port in northern China. The coastline of the region is 54.5 kilometers long and is rich in all kinds of aquatic products.