Yanqi Hui Autonomous County is an autonomous county in the Xinjiang Uyghur Autonomous Region and is under the administration of the Bayin'gholin Mongol Autonomous Prefecture. It has an area of 2,429 km2 (938 sq mi). According to the 2002 census, it has a population of 120,000. The Shikshin Buddhist Temple Ruins are located in Yanqi County, about 25–30 km (16–19 mi) southwest of the town of Yanqi.