The purple bamboo Guanyin and Liu Benzun ten-refined map of Pilu Cave can be called Qizhen. In the "National Key Cultural Relics Protection Units" (1-5 batch), which is the second longest in the grotto category, after Dunhuang, surpassing Yungang, Longmen and Dazu. You can imagine the surprise when the editor saw Zizhu Guanyin. The location is next to Shiyang Town, closer to Dazu, I came by taxi from Dazu.