Yongshi is an author about whom limited public information is available. The library currently holds only one work by this author, Selected Poems of Yongshi. Judging from the title and its common classification, the book falls under classic works and takes poetry as its genre, presenting the author's creative output in a concentrated form. Because details such as dates of birth and death, nationality, and English name cannot be confirmed, there is as yet no reliable material for introducing the author's life or creative background. On the available evidence, Yongshi's writing is mainly poetry, and the fact that the poems have been gathered into a selection suggests a body of work of some size that has been organized and presented. As the author's representative work, Selected Poems of Yongshi is the main point of entry for readers seeking to understand this author, who may through these collected poems appreciate the language and emotional expression characteristic of the writing. Overall, Yongshi's output is limited in quantity, and further public information is needed to describe its circulation and influence.