He-Yin Zhen was an early 20th century Chinese feminist and anarchist. Born He Ban in Yizheng, Jiangsu, she married the noted scholar Liu Shipei in 1903 and went with him to Tokyo. She then took the name He Zhen but signed her published writings He-Yin Zhen in order to include her mother's maiden name. This description is from Wikipedia because you don't need a book description for this.