Yongcheng city, a county-level city under the jurisdiction of Henan Province, is managed by Shangqiu City directly under the jurisdiction of Henan Province. Located in the easternmost part of Henan Province, at the junction of Henan, Shandong, Jiangsu and Anhui provinces, it is a regional central city. Known as "the Pearl of Eastern Henan and the Water Town of Greentown". It is named "Millennium Ancient County", a key county and city in Henan Province, and is known as "the gateway to eastern Henan".

Yongcheng city is named after the frequent floods in the city, which means "eternal and solid city" In the Shang Dynasty, there were thorn countries in Yongcheng, including Yong, Mang, Miao and Mao. In the sixth year of the Great Cause of Sui Dynasty (6 10), a county was established, and the Jin Dynasty was a state. During the War of Resistance against Japanese Aggression period, it was the seat of the provincial party committee in the border region of China, Henan, Anhui and Jiangsu. 196 was a county-level city, and it became a county directly under Henan province in 20 14.

Yongcheng is called "the land of Han Xing" because of the snake-chopping uprising of Emperor Gaozu Liu Bang in Mangdang Mountain. Yongcheng city is bordered by Longhai in the north, Beijing and Shanghai in the east and Beijing-Kowloon in the west. Lianhuo Expressway, Yongdeng Expressway, Miracle Expressway, Zhengxu Expressway, National Highway 3 1 1 and Yongzheng Provincial Highway run through the whole territory.

Geomorphological analysis of yongcheng city

Yongcheng city is located in the hinterland of North China Plain, with a nearly rectangular shape. The terrain is slightly inclined from northwest to southeast, with a height difference of 9 meters and an average elevation of 3 1.9 meters. Except the northeast of Mangdang Mountain Group in Fiona Fang 16 square kilometers, most of them are in the plain area, and the highest altitude in yongcheng city is 159 meters.

The Huihe and Baohe river basins are low and flat, and the banks of the two rivers are affected by the Yellow River flood to form riverside terraces. Tuohe River Basin has high terrain and large microwave fluctuation. Xuehu, Miaoqiao, Gaozhuang, Chengxiang and other towns have formed trough-shaped and dish-shaped depressions due to repeated diversions of rivers. The landform of the whole city can be divided into three types: denudation residual hill, yellow flood deposition and lake-river sedimentary lowland.

Reference to the above content: Baidu Encyclopedia-yongcheng city