Important cultural relics are the Guanyin sit-in statue and the "25 Yuantong" group statue. The main hall of Guanyin Ancient Cave is rectangular, and the inside is filled with 25 Yuantong statues. The so-called "Yuantong" here refers to the Bodhisattva that has reached the "successful access" realm. In the twenty-five rounds, Guanyin is the main respect, and there are twelve rounds on each side.