Nyingchi Sejila Pass, Tibet. Sejila Mountain is located east of Nyingchi County, Nyingchi District, and belongs to the Nianqing Tanggula Mountains, which is crossed by Sichuan-Tibet Highway. It is located at an altitude of 4728 meters, and the Nanga Bawa peak of 7782 meters is looming and spectacular. However, this visit is also unforgettable, due to the snow on the road, 75 kilometers of the journey actually took 8 hours, let us enjoy the infinite scenery of this snowy plateau sky road.