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.
Binzhou is a prefecture-level city under the jurisdiction of Shandong Province, which is located in the north of Shandong Province, the Lubei Plain and the hinterland of the Yellow River Delta. located in the Yellow River Delta efficient ecological economic zone, Shandong Peninsula blue economic zone and the Bohai economic circle, Jinan provincial capital city cluster economic circle "two zones two circles" superposition zone, is the north gate of Shandong Province; the terrain is high in the south and low in the north, roughly tilting from southwest to northeast; four counties, two districts and one city under its jurisdiction, with a total area of 9453 square kilometers. The total population in 2018 is 3.9225 million. Binzhou has a long history and culture, and is one of the birthplaces of the Yellow River culture and Qi culture. It is the central area of the old revolutionary area of the Bohai Sea and the resident of the party committee of the Bohai District. Sun Wu, a famous military thinker in ancient times, Dong Yong, a filial son of the Han Dynasty, Fan Zhongyan, a famous statesman in the Song Dynasty, and du Zhitian, an imperial division in the Qing Dynasty, were born or grew up here. Binzhou location traffic advantage