Under the guidance of the concept of engineering education certi?cation, this paper analyzes the current situation and problems in the teaching of Information Theory and Coding, and explores the online and o?ine mixed teaching mode based on “BOPPPS” teaching model from the aspects of clarifying theoretical basis, clarifying teaching objectives, reconstructing teaching content and establishing evaluation system, etc., so as to improve students' autonomous learning ability. At the same time of professional education, we should do a good job in value guidance, and improve the e?ect of course education from professional quality, innovative thinking and comprehensive quality.