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.
Anyuan District, which belongs to Pingxiang City, Jiangxi Province, is the seat of the CPC Pingxiang Municipal Committee and Municipal Government, and the political, economic, commercial, cultural, scientific and educational and transportation center of Pingxiang City. The area is located in the west of Jiangxi Province, central Pingxiang City, adjacent to Hunan, historically known as "Wu Chu throat, Jiangxi-Hunan thoroughfare". The Shanghai-Kunming Railway and the Shanghai-Kunming High-speed Railway run from east to west and are connected with the two major arteries of the Beijing-Guangzhou Railway and the Beijing-Kowloon Railway. 320, 319 National Highway, Shanghai-Rui, Pingli Expressway, double crosses run through the territory. Anyuan District has set up separate counties at the end of the three Kingdoms for more than 1700 years. Anyuan is one of the areas with the rise of industry in modern China. In 24 (1898), Sheng Xuanhuai, the minister of post in the late Qing Dynasty, created a coal mine in Anyuan, which was one of the top ten factories and mines in the Qing Empire at that time. Anyuan became one of the cooperation between China and the West at that time.