Are Gu Fengqi's calligraphy works valuable?

Worth some money. Gu Fengqi's works are the most collectible artists, and Gu Fengqi's calligraphy works are valuable. Gu fengqi. The pen name Qishan, 1948 was born in Jing County, Hengshui, Hebei Province, Dong Zhongshu's hometown. He was awarded the title of "Calligraphy Artist with Virtue and Art" by China Calligraphy and Painting Artists Association. He is a very talented person.