Systemic Functional Linguistics:A Course Book is a textbook intended for Chinese postgraduates.It is a comprehensive textbook which introduces the systemic functional linguistics on a wide range of theoretical issues including the classic theories and latest frameworks.This article introduces the course book and comments on its merits and demerits as well.The course book introduces in detail Systemic Functional Linguistics and its new academic topics in recent years.Theories with real-life texts analysis makes the course book appropriate for the target readers.