The Minjiang River, named after the "Minshan River Diversion", originated in Gonggangling and Langjialing of Minshan Mountain, with a total length of 735 kilometers and a drainage area of10.4 million square kilometers.
The source of Dadu River is Guoluo Mountain at the junction of Sichuan and Qinghai. It flows into Sichuan from the north of Rangtang, flows through Aba, Ganzi, Liangshan, Ya 'an and other places, and finally flows into Minjiang River in Leshan, with a river length of 1.062 km and a drainage area of about 80,000 square kilometers.
The main source of Qingyi River is Baoxing River, which originates from Shuxiying between Balang Mountain and Jin Jia Mountain in Qionglai Mountains. It flows through Baoxing, joins Tianquan River and Yingjing River in Feixianguan, and is called Qingyi River. It flows through Ya 'an, Hongya and Jiajiang and joins Dadu River in Caoxiedu, Leshan.
Extended data
Leshan City is located in the transition zone of the southwest mountainous area of Sichuan Basin, which is generally higher in the southwest and lower in the northeast, with a large height difference. The highest point is the main peak of Maanshan in Ebian Yi Autonomous County, with an altitude of 4,288 meters, and the lowest point is the exit of Minjiang River in Machangba, Xinmin Town, Qianwei County, with an altitude of 307 meters, a relative height difference of 398 1 meter, an average altitude of 500 meters, and an altitude of 360 meters in Leshan City.
There are three types of landforms: mountains, hills and flat dams, with mountains as the main one. The mountainous area covers an area of 8530 square kilometers, accounting for 66.5% of the city's total area. It is mainly distributed in the southwest of Emei Mountain, Ebian, Jinkou River, Mabian and Muchuan, which is the transitional zone between Liangshan Plateau and Sichuan Basin. The hill
The mausoleum covers an area of 2,694 square kilometers, accounting for 2 1% of the total area of Leshan. Mainly distributed in the northeast of Emei Mountain and Muchuan, it is a red hilly area formed by slow rise and long-term erosion. The valley plain covers an area of 1603 square kilometers, accounting for 12.5% of the city's total area, mainly distributed along the Minjiang River, Dadu River and Qingyi River.