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Wuhan, referred to as "Han", also known as Jiangcheng, is the capital of Hubei Province, the only sub-provincial city in the six central provinces, a megacity, the State Council approved the determination of the central region of central China's central city, the country's important industrial bases, science and education bases and comprehensive transportation hubs? As of the end of 2019, the city has 13 districts under its jurisdiction, with a total area of 8569.15 square kilometers, a household population of 9,083,500 and a floating population of 5,103,000.
Wuhan is located in the eastern part of the Jianghan Plain and the middle reaches of the Yangtze River, where the Yangtze River and its largest tributary, the Han River, converge to form a pattern of three towns, namely Wuchang, Hankou and Hanyang, and the city's rivers and lakes and harbors are intertwined with each other, with the water area accounting for one-fourth of the city's total area. As the economic and geographic center of China, Wuhan has been known as the "nine provinces through the streets", is China's largest inland air, land and water transportation hub and the middle reaches of the Yangtze River shipping center.