Introduction to Xuanzhen Niche: Xuanzhen Niche was excavated in the Tang Dynasty and contains three statues. The grotto faces south, with an altar base and a pointed arch niche on the main wall. There are three statues on a pavilion in the cave, one sitting and two standing. The main statue is painted with a peach-shaped headlight and backlight. On both sides, one of the real statues has lost its head, while the other one is well preserved.