dingchengquIntroduction：Introduction to Dingcheng: Dingcheng District, belonging to Changde City, Hunan Province, formerly known as Changde County, ancient name Langzhou, in the west side of Dongting Lake in Jinxiu Jiangnan. Since Qin County, it has a history of more than 2,200 years, and the county governorship is the state, county, and government offices. The terrain is dominated by plains and hills, of which 50% are plains, 40% are hills, and 2,344 square kilometers are in the whole area, including 1.169 million mu of cultivated land, 80,000 mu of lakes and 1.07 million mu of forests. The output of grain, cotton, oil and pigs ranks among the top 100 in the country, and the output of cotton, eggs, poultry, aquatic products and fruits ranks among the best in Hunan Province. Daxi culture, Longshan culture, Qujialing culture and Zao city cultural relics were discovered many times in the district. The ancient city of Minnan in the Eastern Han Dynasty, the old city of Hanshou, and the city seat of Song Dingzhou are still there. With the immigration of the northern immigrants to the south, the culture of the Central Plains and the culture of Huxiang blended with each other, making Dingcheng “a state of cultural relics” with numerous historical sites. There are famous scenic spots such as Lai Gong Ganquan, Hehu Xiangyu, Longmen Gudong, Yangshan Xiongyu, Tianzi Yigang, Jinxia Xizhao, Canglang Xianshan, Huaxi Xianchi. In 2011, the region's regional GDP was 17.93 billion yuan, the per capita disposable income of urban residents reached 17,955 yuan, and the per capita net income of farmers reached 6,940 yuan.