The double-layer ice cave located in Puyu Village, Bianba County, Changdu City, Tibet Autonomous Region, China, features an upper entrance that is 12 meters high and 8 meters wide, and a lower entrance that is 30 meters high and 9 meters wide. The cave has a total length of 300 meters and an overall height of 42 meters. Verified by the WRCA, it has been confirmed as the “Largest Double-Layer Ice Cave”.