Its main stream, from Yibin in Sichuan Province to the sea, has a total length of 2,813 km and is open to navigation all year round.Chongqing, Wuhan and Nanjing are important ports along the river.

• 其干流从四川宜宾到入海口，全长2,813千米，全年可以通航，重庆、武汉、南京是长江沿岸重要的港口城市。