Its West gentler slope, the south is a steep cliff, no way possible, when DENG Ai is from here wrapped and under the carpet, Jiangyou-line clearance and the .

• 其岭北西坡度较缓，南面则是峭壁悬崖，无路可行，当年邓艾就是从这里裹毡而下，直插江油关而灭蜀的。