Located in Dungkar village, 40 kilometers to north Tsamda County, and it has known to be the biggest Buddhist cave relics in China. The relics belongs to one of the eight monasteries built by Rinchen Sangpo from Guge Kingdom and built in 10 century. Caves are located at a broken ridge in north Dungkar village and there are about 200 caves stretching 2 kilometers. The more complete 3 caves are concentrated on slope of the mountains (they are named as “ Sako Phugsum” in Tibetan). Different mandala are painted on the four walls of the fist cave at Dungkar relics. The roof of the second Dungkar caves are shaped as a giant mandala, and caves are built from the floor to the roof. All kinds of statues of protectors are discovered in all the caves.