Chen Siqi is an author in the field of finance and economics about whom little public information is available. The library holds one work by this author, Management Accounting from Beginner to Mastery. Judging from the title and its common classification, the book is aimed at readers new to management accounting and focuses on connecting basic concepts and methodological frameworks with practical application, seeking to explain fairly specialized accounting knowledge in a clear and accessible way. Introductory books of this kind usually emphasize a clear structure and a gradual progression from simple to more advanced material, so that readers can consult them as needed in their work or studies. The author's approach to this subject tends to organize content around practical needs, avoiding unnecessary theoretical elaboration and helping readers quickly build an overall understanding of management accounting. Because information such as dates of birth and death, nationality, education, and professional experience is not currently available in public sources, the author's personal background cannot be further described. Readers may instead look at the book's specific chapters and examples to understand its focus and decide whether the content suits their own learning or working situation.