Changyu Dongtian, located in the northeast of Wenling City in the south corner of Taizhou Bay, Zhejiang Province, is situated in Changyu Village, Xinhe Town, the world-famous "Township of Stone Plates". It is a provincial scenic spot and the largest man-made cave excavation. In April 1998, it won the highest prize in Guinness. In April 2002, it was awarded the National AAAA Tourist Area by the National Tourism Administration. It consists of Baxianyan, Shuangmen Cave, Chongguo Temple and Yeshan. Among them, Baxianyan and Shuangmen Tunnels are mainly composed of cave groups. Chongguo Temple and Yeshan Scenic Spot are a combination of human and natural scenery. They can be called world wonders and Chinese treasures. They are natural recreational resorts for winter and summer. It is a stone cultural landscape formed after the artificial exploitation of stone slabs since the Northern and Southern Dynasties. After more than 1500 years, 28 caverns and 1314 caverns have been excavated.