Lü Zhihua is an author about whom limited public information is available; only one work by this author can currently be identified, namely Mastering D3.js (2nd Edition). Judging from the title and its common categorization, the book is a technical volume on data visualization, centered on D3.js, a JavaScript visualization library, and aimed at readers who wish to master data-driven document drawing methods. It is worth noting that the book is classified under inspirational growth in the database, a label that sits somewhat awkwardly with its technical subject, so readers may wish to judge its content by the title itself. Based on the available information, Lü Zhihua's writing focuses on explaining technical tools and their practical application, with a style that follows the library's usage as the main thread and uses examples to guide readers step by step, rather than discussing theory in general terms. Because materials on the author's life, education, and writing career are lacking, a complete picture remains difficult to sketch, and only a preliminary understanding can be formed around this single work.