Changde Introduction: Changde, the ancient name "Wuling", alias "Liucheng", is the provincial city of Hunan Province, the provincial sub-center city of Hunan Province, one of the core cities of the Dongting Lake eco-economic circle, and also the 3+5 urban agglomeration of Changsha, Zhuzhou and Xiangtan. one. It is located in the north of Hunan Province, on the west side of Dongting Lake in the south of the Yangtze River, under the Wuling Mountain. It is known as the “Chuanyu throat, Yungui Gateway”. It is a cultural city with a history of 2,000 years. It is a national highway transportation hub city and a railway hub city in northwestern Hunan. Changde has won the title of National Civilized City, China Excellent Tourism City, National Health City, National Garden City, China's First Charming City, International Garden City, National Traffic Management Model City, National Environmental Protection Model City, and Chinese Poetry City. Changde's comprehensive strength ranks in the forefront of Hunan Province, and its economic aggregate keeps the top three in Hunan. Changde is committed to becoming a provincial sub-center city and fully play the functions of central cities, comprehensive transportation hub cities and ecologically livable cities in northwestern Hunan. .