Introduction to Dagushan: There are seven volcanoes scattered from northwest to east in Yitong Manchu Autonomous County. Dagushan is the tallest one. The Manchu name is Altan Emel, which means golden saddle. The mountain has four peaks with different postures, which can be seen dozens of miles away. The mountains are covered with green trees, the valleys are covered with green trees, and the scenery is pleasant.