Is Shaanxi Gao's calligraphy valuable?

Valuable, check through Zhang Xiong Art Network. Gao's calligraphy works are collected by many exhibition halls, and calligraphy works have high collection value, so Gao's calligraphy is valuable. He is a member of China Calligraphers Association, Shaanxi Branch of China Calligraphers Association, executive director of Shaanxi Collectors Association, honorary president of Qingdao Haiyun Jinshi Painting and Calligraphy Institute, director of China-Japan-Korea New Calligraphers Friendship Alliance and member of Shaanxi Qinling Painting and Calligraphy Institute. In 2006, it was included in Shaanxi Cultural Celebrity Dictionary.