Yimeng Mountain is located in the south-central Shandong Province, is the site of the World Cultural Heritage Qi Great Wall, the world famous holy place for longevity and health, and the national tourist scenic spot, national forest park, national geological park, and national water conservancy scenic spot. Yimeng Mountain is two branches of the Taihe Mountains, referring to the geographical area with Lushan and Mengshan as geological coordinates. The core scenic area is 148 square kilometers. This is not only an old revolutionary area, but also a relatively independent cultural circle. It belongs to Dongyi civilization in history. It is an important part of the ancient Qingzhou Haitang culture, and it has been the birthplace of Chinese civilization since ancient times.