Introduction to Qishan Scenic Area: Qishan Scenic Area has a profound historical heritage and humanistic culture. Here are the rice mortar stones left over from the Qi State barracks during the Spring and Autumn Period and the Warring States Period, the ancient Qi Great Wall and other ruins. This was the place where Tang Saier, the heroine of Putai, Shandong, rebelled during the Yongle period of the Ming Dynasty. This is the location of the "Four-County Joint Command" established by the Communist Party of China during the Anti-Japanese War.