Oklahoma City (/oʊkləˌhoʊmə -/ (listen)), officially the City of Oklahoma City, and often shortened to OKC, is the capital and largest city of the U.S. state of Oklahoma. The county seat of Oklahoma County, it ranks 20th among United States cities in population, and is the 8th largest city in the Southern United States. The population grew following the 2010 census and reached 687,725 in the 2020 census. The Oklahoma City metropolitan area had a population of 1,396,445, and the Oklahoma City–Shawnee Combined Statistical Area had a population of 1,469,124, making it Oklahoma's largest municipality and metropolitan area by population.
Oklahoma City's city limits extend somewhat into Canadian, Cleveland, and Pottawatomie counties, though much of those areas outside the core Oklahoma County area are suburban tracts or protected rural zones (watershed). The city is the eighth-largest in the United States by area including consolidated city-counties; it is the second-largest, after Houston, not including consolidated cities. The city is also the second largest by area among state capital cities in the United States, after Juneau, Alaska.
Neihuang County is located in the north of Henan Province and belongs to Anyang City, Henan Province. It is bordered by Weixian County, Hebei Province in the north, Puyang and Qingfeng in the east, Huaxian County and Hebi Jun County in the south, and Anyang and Tangyin in the west. Neihuang is located in the old route of the Yellow River, which gets its name from the Yellow River. It is the hometown of Chinese folk culture and art. It is the hometown of Shang Yang, a statesman in the Spring and Autumn period, ran Min, the emperor of ran Wei in the Sixteen Kingdoms of the Eastern Jin Dynasty, and Shen Yuanqi, a great poet in the Tang Dynasty, the place where Xiang Yu, the overlord of Chu, won the army to save Zhao and "burn his bridges", and where the national hero Yue Fei grew up in his childhood. The Sanyangzhuang site in China is one of the top ten archaeological discoveries in 2005. In 2006, it was announced by the State Council as the sixth batch of national key cultural relic protection units, known as the "ancient city of Pompeii in China". In 2010, it was included in the list of the first batch of national archaeological site parks. March 2019, listed