The world's three major fold Yichuan East parallel ridge and valley (the other two were located in North America, Appalachian State, South America, the Andes down the Rocky Mountains), Huaying Mountain is China's only resource; Tianchi, Shilin (Lycopus lucidus), Shiraiwa, peak cluster, caves, underground rivers, distribution is a rich natural geological museum; there are rich in coal, limestone and other mineral resources, Huaying Mountain "Ying" underground gold.