According to the personal library, the Mogao Grottoes, also known as the Thousand Buddha Cave, are located in Mogao Grottoes Town, Dunhuang City, Gansu Province, China. It is the largest and richest Buddhist art site in the world, with an altitude of about 1, 334 meters.

The Mogao Grottoes was founded in the pre-Qin period of the Sixteen Countries, and has formed a huge scale after the Sixteen Countries, Northern Dynasties, Sui and Tang Dynasties, Five Dynasties, Xixia and Yuan Dynasties. There are 735 caves, 45,000 square meters of murals and 24 15 clay sculptures, which are the treasure house of ancient Chinese art.