Introduction to Ma Yanshan: There are magnificent grotto art statues carved on the cliffs in the north of the mountain. The caves are 9-20 meters high, and the statues are 7-16 meters high, including the Eastern Three Sages Grotto Art Statue, the Western Three Saints Grotto Art Statue, the Golden Light Tathagata Grotto Art Statue, the Huaguang Tathagata Grotto Art Statue, the Manjushri Bodhisattva riding a lion, The elephant Samantabhadra, the monk Ksitigarbha Bodhisattva holding a tin staff and lotus, and the grotto art statue of Guanyin Bodhisattva are all worthy of the name of the grotto art city.