Shushan refers to the mountains of Sichuan, first seen in Du Mu's A Fang Palace Fu. "The mountains of Sichuan are the most beautiful mountains in the world," he said. Dr. Sun Yat-sen in the "sacrifice of the dead in Sichuan," mentioned "great Minjiang River, E'e Shu Mountain, but Shu has talent, strange souls Lei Lu". Shushan should be in the territory of Sichuan, is likely to be Emei Mountain near the mountains collectively. The word "Shushan" is known in the early years of the master of the ring of pearls, "Shushan Swordsman" series.