Kaijiang County, which belongs to Dazhou City, Sichuan Province, is located in the east of Sichuan Province, at the southern foot of Daba Mountain, where Baiyan River and Xinning River, the two major sources of Qujiang tributary Yue Ming, pass. Kaijiang County lies between east longitude107 42' and north latitude108 05' and north latitude 30 47' and 3 1 15'. The east-west width is 36.5㎞, and the north-south length is 5 1.5㎞. Kaijiang County covers an area of 1, 032.55 square kilometers, with a total population of 603,400 (20 1, 654,38+0 years) and governs ten townships.
Kaijiang has a long history. Formerly known as Xinning County, it has a history of 1450 years. Before its establishment, it belonged to Pakistan during the Spring and Autumn Period and the Warring States Period. Qin belongs to Ba County. The Western Han Dynasty belongs to Dangqu County. From the Eastern Han Dynasty to the Southern Qi Dynasty, it belongs to Han Yi County. Liang belongs to Shicheng County. Xinning County was established in the Southern and Northern Dynasties in the second year of the Western Wei Dynasty (AD 553), and its current name was established in August of 19 14. After the establishment of People's Republic of China (PRC),/kloc-0 belonged to Daxian District of Sichuan Province in September, 1968,/kloc-0 belonged to Daxian District of Sichuan Province in September, 1993, and it belonged to Dazhou City of Sichuan Province in October, 2000.
Topography of Kaijiang County
The landform of Kaijiang County belongs to the hilly area where the eastern Sichuan is folded and eroded, and the low mountains and hills are eroded, and the Daba Mountain Range extends southward. It is dominated by uplift and erosion of low mountains and hills. The anticline is a mountain, tight and narrow, and the syncline is hilly, gentle and open, with a high flat dam in the middle. It is higher in the north, middle and east and lower in the west, with an average elevation of 600 meters. The lowest point is the back notch of Bamiao Township, with an altitude of 272m, and the highest point is Wutongyan in Lingyan Township, with an altitude of1375.7m..
The county belongs to the parallel ridge and valley area in eastern Sichuan, showing an upward belt, slightly higher than the neighboring counties, and the terrain is inclined from northeast to southwest. Qilixia anticline mountain range and Nanmenchang anticline mountain range surround the north and south, and Xia Mingyue anticline mountain range runs through the middle, dividing the territory into front and rear hatchbacks, forming a terrain with three lows and two hills. According to the genesis and morphological characteristics, the landform in the survey area can be divided into four types: mountain plain, hilly, low mountain and low mountain.
The above contents refer to Baidu Encyclopedia-Kaijiang County.