Abstract: International joint education program can promote teaching reform and discipline construction, meet the demand of diversified education and enrich the personnel training model. Without an effective internal quality assurance system (IQAS), it is difficult to accurately evaluate the project progress and process quality. Through combing the construction concept of quality assurance system, the article puts forward an evaluation model of quality assurance system, which includes quality objectives, quality process, quality assessment and quality feedback of international joint education program. The case study demonstrates the effectiveness of the system model which provides a technical means for the teaching quality improvement of international joint education program.