The "Bao" plaque on the Xiushan of Tonghai is a calligrapher of the Song Dynasty.

The monument of Tonghai Xiushan is Mi Fei, a calligrapher in the Song Dynasty. Among all the famous mountains in Yunnan, Xiushan is the smallest one, with a vertical height of only 200 meters, and Fiona Fang is only a few kilometers. In the Ming Dynasty, Xiushan was listed as one of the four famous mountains in Yunnan. The treasure of Mi Fei, a calligrapher in the Northern Song Dynasty, is the earliest treasure displayed on Xiushan Mountain. This is Tonghai Xiushan's sincere admiration for the quintessence of the country and the master. Xiushan's performance attracted countless loving eyes. Scholars, celebrities and bureaucrats visit each other, send their feelings to the mountains and rivers, and recite poems and inscribed plaques.