Mind map serves as a powerful tool for efficient note-taking, information organization, logical and creative thinking. This method is widely applied in various fields, particularly in education. For teachers, mind maps are a valuable aid in conveying knowledge clearly and easily. Additionally, they assist learners in organizing and understanding lessons systematically, leading to enhanced information retention. This article introduces the concept of mind maps, explores the challenges faced by non-English majored students at Dong Thap University in English vocabulary learning, and proposes a method of using mind maps to improve the current situation.