蜀汉建兴三年（２２５年），诸葛亮经过充分准备后，亲率大军由安上（今四川宜宾市属屏山县城）出发，经蛮夷司（今屏山县新市镇）南渡泸水（金沙江），迅速平定了云、贵广大地区夷人的叛乱，巩固了蜀国的后方。在这次具有重大意义的南征中，关于诸葛亮七擒七纵孟获之说，乃是 Shu Han Lite three years (225 years), Zhuge Liang fully prepared, the rate of army by the security (now Yibin City, Sichuan Province is Pingshan County) starting by the barbarians (now Ping Shanxian new town) Nandu Lushui (Sands Jiang), quickly settled the rebellion of the Yi people in the vast areas of Yunnan and Yun and consolidated the rear of Shu. In this remark of great significance in the South March, it is