Mazar Pass (Chinese: 麻扎达坂; pinyin: Mázhā dábǎn), also refer to it as Sailyak Pass[2](Chinese: 赛力亚克达坂; pinyin: Sàilìyàkè Dábǎn)[3] is a long mountain pass with numerous hairpin turns along China National Highway 219 (G219), the highway connecting Xinjiang and Tibet.

It is between the villages of Kudi and Mazar in Kargilik County in southwestern Xinjiang.

[4][5] The pass is located 240 kilometres (150 mi) from the northern terminus of the G219 highway.

[6] At about 40 kilometres (25 mi) long, it is the longest mountain pass on the Xinjiang-Tibet highway.

[8] This name means "the lamp brew out" referencing the windiness of the campsite.