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.
Chengcheng County, which belongs to Weinan City, Shaanxi Province, is located in the eastern part of Guanzhong Basin, Shaanxi Province. It is between 109o 46km east longitude-110o 05km east latitude and 34o 550045 "- 35o 2705km north latitude, with a total area of 1121 square km. Chengcheng County has a long history. It was built from the Northern Wei Dynasty, and the county name has been in use for 1540 years. The terrain is high in the north and low in the south, and the county is divided into "three beams and one original" by four rivers. It is a warm temperate semi-humid monsoon zone with an average annual temperature of 12 ℃, precipitation of 680mm, frost-free period of 204days and a large temperature difference between day and night. As of 2018, Chengcheng County has jurisdiction over 1 street and 9 towns. By the end of 2017, Chengcheng County had a resident population of 393224, with a gross domestic product (GDP) of 8.569 billion yuan.