Zeduo Mountain is located in Ganzi Prefecture, Sichuan Province, at an altitude of 4,298 meters, and is the first pass of Kangba. Zeduo Mountain is also an important geographical dividing line. The west is the plateau uplift zone, with the Yaqi River, the right is the alpine canyon zone, and the Dadu River. Dadu River Basin is in a transitional zone in terms of ethnic and cultural forms, mainly distributed with the Tibetan branch known as "Jiarong". Its area can go north to the size of Jinchuan in Aba Prefecture, Sichuan Province. The east of Zheduo Mountain is a mountainous area, and the west of Zheduo Mountain is the east of the Qinghai-Tibet Plateau, the real Tibetan area. "Zheduo" means curved in Tibetan, and it is written as Chinese and the word "Zheduo". The road on the Sichuan-Tibet Highway is frozen during the heavy snow (9-10 month to early summer) and should be detoured.