Introduction to Sanxian Cave: Sanxian Cave is located halfway up the cliff on the right bank of the Boshikerim River more than 10 kilometers north of Kashgar City. According to time inference, the murals and statues in Kashgar Sanxian Cave were first excavated. About the middle and late 2nd century, its lower limit can be reached to the Wei, Jin, Southern and Northern Dynasties periods.