Liu Ergang: publicly available information about this author is currently very limited, and only one of his works is held in the collection, namely Ergang: Alone on the High Tower. The book is classified under "theory," suggesting that his writing leans toward reflection and argumentation rather than narrative or lyricism. Judging by the title, the phrase "alone on the high tower" carries a sense of climbing high to gaze afar and think independently, which suits the composed tone of a theoretical work and hints that the author may be concerned with matters such as spiritual cultivation, reflections on life, or artistic ideas. Because no clear records exist regarding his dates of birth and death, nationality, education, or professional career, it is not yet possible to sketch the outline of his life or to judge the overall trajectory and intellectual lineage of his work. Under present conditions, only a limited observation of his surviving work can be made: the style appears to rely on plain reasoning and the expression of personal views. Readers who wish to learn more about this author will have to wait for further public materials to come to light.