Yao Bin is an author about whom little public information is available. All that is known is that Yao Bin writes modern poetry, and that one work by this author, Changduanju (Long and Short Lines), is included in the collection. On the basis of the available material, Yao Bin's writing centers on modern poetry, with Changduanju as the representative work. The title itself carries a formal suggestion, perhaps pointing to an exploration of line length and shifts in rhythm, yet there is not enough public information to comment on the specific style or poetics of the text. Since the author's biography, nationality, dates of birth and death, and English name are not clearly recorded, this introduction makes no conjecture about personal experience, education, or awards. What can be stated is that Yao Bin's main creative direction is modern poetry, and the work is classified under modern poetry, offering readers a basic sense of this author's writing.