Introduction to Yan Ziling Thatched Cottage: Yan Guang was a famous hermit in the early Eastern Han Dynasty, named Ziling. When he was young, he went to the capital to study together with Emperor Guangwu Liu Xiu. Yan Guang was famous for his "high moral integrity" and "Mr. Yan's Ancestral Hall" written by Fan Zhongyan of the Northern Song Dynasty said: "The clouds and mountains are green and the rivers are turbulent. The wind of Mr. Yan is as high as the mountains and long as the rivers."