Abstract: Taking course of Rendering Diagram Expression Techniques as an example, research and practice on blended online and offline teaching based on learning transfer theory to meet needs of students for self-directed and personalized learning in teaching were conducted．Through literature review and case analysis, theoretical basis of learning transfer and teaching content and methods of rendering technique course were studied．On this basis, teaching plan of course of rendering skills based on learning transfer was designed, and teaching reform practice was carried out from integration of teaching content to reform of teaching methods and assessment methods．Research results showed that teaching plan of course of Rendering Diagram Expression Techniques based on learning transfer could effectively improve students' learning effect and practical application ability, and help to cultivate students' comprehensive ability and practical ability．