The integration of ideological and political education in business courses aims to combine the professional characteristics of business education with the guiding function of ideological and political education to achieve the goal of all-round education. Based on the CIPP model, this paper constructs the effect evaluation system of business courses. Based on the background evaluation, the paper deeply analyzes the social needs and talent cultivation requirements of current commercial education, and takes the core values and quality cultivation elements of commercial curriculum as the evaluation framework. In the input evaluation stage, the strategy and path of deep integration of ideological and political education and professional teaching are designed and defined to ensure the effective allocation of educational resources and scientific construction of curriculum content. The process evaluation focuses on monitoring the business teaching activities to ensure that the teaching methods, case selection, classroom interaction and other links fully reflect the ideological and political connotation; The achievement evaluation quantitatively evaluates the degree of improvement of students' moral quality, social duties sense, business ethics cognition and so on, and reflects the actual educating effect of business curriculum politics with objective data. The CIPP evaluation system forms a complete feedback cycle to accurately identify the degree of conformity and improvement space between the ideological and political practice of business courses and the mission requirements of Leader Tree Man, and provide a powerful basis for continuously optimizing the ideological and political function of business education.