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Columbus (/kəˈlʌmbəs/) is the state capital and the most populous city in the U.S. state of Ohio. With a 2020 census population of 905,748, it is the 14th-most populous city in the U.S., the second-most populous city in the Midwest, after Chicago, and the third-most populous state capital. Columbus is the county seat of Franklin County; it also extends into Delaware and Fairfield counties. It is the core city of the Columbus metropolitan area, which encompasses 10 counties in central Ohio. The metropolitan area had a population of 2,138,926 in 2020, making it the largest entirely in Ohio[a] and 32nd-largest in the U.S.

Columbus originated as numerous Native American settlements on the banks of the Scioto River. Franklinton, now a city neighborhood, was the first European settlement, laid out in 1797. The city was founded in 1812 at the confluence of the Scioto and Olentangy rivers, and laid out to become the state capital. The city was named for Italian explorer Christopher Columbus. The city assumed the function of state capital in 1816 and county seat in 1824. Amid steady years of growth and industrialization, the city has experienced numerous floods and recessions. Beginning in the 1950s, Columbus began to experience significant growth; it became the largest city in Ohio in land and population by the early 1990s. The 1990s and 2000s saw redevelopment in numerous city neighborhoods, including Downtown.

Huaian County, which belongs to Zhangjiakou City, Hebei Province, is located in the northwest of Hebei Province, at the junction of Shanxi, Hebei and Inner Mongolia provinces (regions). It is located at the intersection of Beijing-Tianjin-Hebei Metropolitan area and Shanxi-Hebei-Inner Mongolia Economic Circle. It is known as the "Golden Triangle". Huaian County has a long history and was established as early as the Spring and Autumn and warring States period. Tang Muzong was called Huaian County in the second year of Changqing, that is, AD 822, with the meaning of "benevolence was implemented by the court and the people were gracious and safe". The county has a vast territory, high in the west and low in the east, belonging to a shallow mountain and hilly area. The area covers an area of 1706 square kilometers, with an available land area of 1.5 million mu, including 600000 mu of arable land. It has jurisdiction over 4 towns and 7 townships, 273 administrative villages, with a population of 246000, including an agricultural population of 178000. Huaian County is known as a "cultural county". In the Ming and Qing dynasties, Jinshi, Juren and students reached more than 400.
Airport In Huai'an County - Zhangjiakou Ningyuan Airport
Zhangjiakou Ningyuan Airport (Zhangjiakou Ningyuan Airport, IATA: ZQZ, ICAO: ZBZJ), located on Airport Road, Qiaodong District, Zhangjiakou City, Hebei Province, China, 9 kilometers away from the center of Qiaodong District, Zhangjiakou City, is a 4C-level domestic branch airport for military and civilian use   .
Zhangjiakou Ningyuan Airport was built in 1935 and was called Yulin Airport at that time; on May 9, 2010, the airport began military-civilian reconstruction project   ;On June 16, 2013, Zhangjiakou Ningyuan Airport officially opened civil aviation business   ; On August 3, 2020, the T2 terminal of Zhangjiakou Ningyuan Airport opened   .
As of February 2021, Zhangjiakou Ningyuan Airport has 2 terminals, of which the T1 terminal covers an area of ​​5,400 square meters and the T2 terminal covers an area of ​​13,900 square meters; the civil aviation station has 14 C-class seats; the runway is 3,000 square meters long. meters and a width of 45 meters; it can meet the needs of an annual passenger throughput of 1 million passengers and 10,700 aircraft takeoffs and landings      .
In 2021, Zhangjiakou Ningyuan Airport will handle a total of 464,638 passengers, a year-on-year decrease of 17.1%, ranking 132nd in the country; cargo and mail throughput will be 39.4 tons, a year-on-year decrease of 43.8%, ranking 196th in the country; A year-on-year decrease of 23.7%, ranking 167th in the country   .
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Travel Asks In Huai'an County