历史上金沙江因滩险众多,江流湍急,自古少有直通远程之利。明代许多士人提议开通金沙江航道,直到嘉靖二十三年(1544)以后才从叙州府到蛮夷司沿江相继设立陆驿,始有人通过水陆相兼从永善黄草坪以下采买四川粮米,但总体上云南地区水路不畅,一直是云南通往内地的一个阻碍。清乾隆 The history of the Jinsha River because of numerous beach insurance, rapid river, since ancient times rarely through remote benefits. Many scholars in the Ming Dynasty proposed to open the Jinsha waterway until Jiajing twenty-three years (1544) later from the Syrian government to the barbarians along the river have set up Lu Yi, who began by the land and water from Yongshan yellow lawn purchase of Sichuan grain However, the overall poor waterway in Yunnan Province has been an obstacle for Yunnan to the Mainland. Qing Emperor Qianlong