The main tributaries of the Yangtze (1) : The Hanjiang River

The Hanjiang River, which is the longest tributary of the Yangtze River,is 1577 kilometers long. It originates from Qinling Mountain Range（秦岭山脉）in Shaanxi Province, it passes through 2 provinces:Shaanxi and Hubei. The section in Shaanxi is 657 kilometers long and the section in Hubei is 920 kilometers long.
It has 3 headwaters, all of them are located in Ningqiang County Hanzhong City(汉中市宁强县）. Their confluence is in Mianxian County（勉县）and is named the Mianshui River(沔水）. It always goes southeastward , when it passes through Hanzhong City, its begins to be named name changes to the Hanjiang River.
The section from the headwater to Danjiangkou county level city Hubei Province（湖北丹江口市）is upstream ,it's about 925 kilometers long; The section from Danjiangkou to Zhongxiang county level cityJingmen City(荆门市钟祥市）is midstream ,it's about 270 kilometers long; the section from Zhongxiang to the estuary is downstream, it's about 328 kilometers long.
It passes through some important cities: Hanzhong City, the biggest city in southern Shaanxi. Liubang(刘邦），the first emperor of West Han Dynasty, did many great things here; Zhangqian(张骞），who was the one of the greatest tourists in the world and was known as the finder founder of Xinjiang , his hometown was here. Shiyan City（十堰市）, is very famous for its automotive industry and the seat of China's Second Steam. Danjiangkou , is famous for its beauty spots : Wudang Mountain,（武当山）one of the most important mountains of Taoism; Danjiangkou Reservoir , an important reservoir in Center China. Xiangyang City（襄阳市）, a very famous city in the ancient history of China, there were many significant military incidents which took place here, especially, in Three Kingdoms Period and the end of South Song Dynasty . Wuhan, witchwhich is the biggest city in Center China and the provincial capital of Hubei,is the confluence of the Hanjiang River and the Yangtze River, Hanjiang River flows into the Yangtze River here. Exactly, in Hankou District （汉口区），the meaning of Hankou is the estuary of the Hanjiang River.

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The main tributaries of the Yangtze River(1) : The Hanjiang River

The Hanjiang River, which is the longest tributary of the Yangtze River,is 1577 kilometers long. It originates from Qinling Mountain Range（秦岭山脉）in Shaanxi Province, it passes through 2 provinces:Shaanxi and Hubei. The section in Shaanxi is 657 kilometers long and the section in Hubei is 920 kilometers long.
It has 3 headwaters, all of them are located in Ningqiang County Hanzhong City(汉中市宁强县）. Their confluence is in Mianxian County（勉县）and named the Mianshui River(沔水）. It always goes southeastward , when it passes through Hanzhong City, it begins to be named the Hanjiang River.
The section from the headwater to Danjiangkou county level city Hubei Province（湖北丹江口市）is upstream ,it's about 925 kilometers long; The section from Danjiangkou to Zhongxiang county level cityJingmen City(荆门市钟祥市）is midstream ,it's about 270 kilometers long; the section from Zhongxiang to the estuary is downstream, it's about 328 kilometers long.
It passes through some important cities: Hanzhong City, the biggest city in southern Shaanxi. Liubang(刘邦），the first emperor of West Han Dynasty, did many great things here; Zhangqian(张骞），who was the one of the greatest tourists in the world and as known the finder of Xinjiang , his hometown was here. Shiyan City（十堰市）, is very famous for its automotive industry and the seat of China's Second Steam. Danjiangkou , is famous for its beauty spots : Wudang Mountain,（武当山）one of the most important mountains of Taoism; Danjiangkou Reservoir , an important reservoir in Center China. Xiangyang City（襄阳市）, a very famous city in the ancient history of China, there were many significant military incidents took place here, especially, in Three Kingdoms Period and the end of South Song Dynasty . Wuhan, witch is the biggest city in Center China and the provincial capital of Hubei,is the confluence of the Hanjiang River and the Yangtze River, Hanjiang River flows into the Yangtze River here. Exactly, in Hankou District （汉口区），the meaning of Hankou is the estuary of the Hanjiang River.