Introduction
"Qilian" is an ancient Xiongnu language, meaning "Tianshan". It is the natural barrier in the north of Qinghai. It was the Qiang land in ancient times. It is the main road to the Western Region. It was known as the "North Gate of Qinghai" in ancient times. The southern route of the Silk Road passes through Here it is. The Qilian Snow Mountains are criss-crossed, rich in species, and beautiful in natural scenery. It is one of the areas with the most complete preservation of original ecology in the world. In addition, Qilian County is also a multi-ethnic settlement area with rich ethnic minority customs.
