Formerly known as Dongmeng and Dongshan, it is a branch of Taiyi Mountain System, located between east longitude117 35'-18 20' and north latitude 35 10'-38, spanning Pingyi, Mengyin and Linyi. Among them, Guimengfeng scenic spot in Pingyi is 625 square kilometers, and the elevation of Guimengfeng, the main peak, is 1 156 meters. It is named the second peak in Shandong, which is 0/20km away from Mount Tai/KLOC-,which is equal to it. It is called "Asia of Daizong", with more than 300 peaks and deep valleys. 60% of the peaks around the main peak are located in Guimeng Scenic Area in Pingyi, which is now a national AAAA-level tourist area, a national geological park, a national forest park, an oriental health and longevity sanctuary, ten most beautiful places in Shandong Province, ten mountain tourist areas and ten go on road trip districts. Dongshan Mountain in Confucius' Journey to Dongshan Mountain refers to Guimeng Scenic Area in Pingyi.