The Jialing River is an upper tributary of the Yangtze River.
The Jialing River, an upper tributary of the Yangtze River, is named after it flows through the Jialing Valley in the northeast of Feng County, Shaanxi Province. (One theory comes from "Shui Jing Zhu" 20 (Yang Shui): "The Han River enters the Jialing Road in the south and becomes the Jialing River") It originates from Daiwang Mountain in Feng County, Shaanxi Province, at the northern foot of the Qinling Mountains. The main stream flows through Shaanxi Province, Gansu Province, Sichuan Province, and Chongqing City, and joins the Yangtze River at Chaotianmen in Chongqing City.
The main tributaries include: Badu River, Xihan River, Bailong River, Qujiang River, Fujiang River, etc. With a total length of 1,345 kilometers, a mainstream drainage area of ??39,200 square kilometers, and a drainage area of ??160,000 square kilometers), it is the largest river among the tributaries of the Yangtze River in terms of drainage area, second only to the Yalong River in length, and second only to the Min River in flow.
Extended information:
Overview of the main stream of the upper reaches of the Yangtze River:
The upper reaches of the main stream of the Yangtze River above Yichang City is 4504km long, accounting for 70.4% of the total length of the Yangtze River, and controls the basin. Area is 1 million square kilometers. The area above Yibin City is called the Jinsha River, with a length of 3464km and a height of about 5100m, accounting for about 95% of the height of the whole river. The river bed has a large drop, many beaches and fast currents. The main tributary it joins is the Yalong River.
The Chuanjiang River section from Yibin to Chongqing accepts the Minjiang River, Tuojiang River and Jialing River. The source areas of these rivers have high terrain, with some altitudes reaching 3000-4000m. The terrain suddenly drops to 200-600m at the edge of the Sichuan Basin. .
The upper reaches of the Minjiang River are high mountain canyons. The river channels are mostly "V" shaped and 50 to 100m wide. The section from Jiangkou Town to Leshan in the middle reaches enters the hilly area, with gentle water flow and developed floodplains. The valleys in some river sections are several kilometers wide, the river surface is 155-500m wide, the islands are densely covered, and the water flow is branched.
Baidu Encyclopedia-Jialing River