Who is Xuan Yunshan?

This Xuanyunshan person is Guo. 199 1 graduated from the Chinese Department of Beijing Normal University, majoring in calligraphy, and later studied under Mr. Ouyang Zhongshi. 1998 received a doctorate in literature (calligraphy) from Capital Normal University. Professor and doctoral supervisor of Capital Normal University, vice president of calligraphy culture research in China from 2003 to 2007.