Objective: To explore the application value of the dual-mentor model in the standardized residents training of internal medicine-cardiovascular department. Methods: According to the dual-mentor training mode

the residents of internal medicine-cardiovascular department were assigned a theoretical-mentor and a skill-mentor. The training effect was investigated by questionnaire survey and compared with the traditional training mode. Results: Under the dual-mentor training mode

the residents acquired more theoretical knowledge and clinical skills

the ability of doctor-patient communication improved significantly. The satisfaction with the teachers and the training arrangement was higher. Compared with the traditional training mode

the differences were statistically significant (P < 0.05). Conclusion: The effect of the dual-mentor model in the standardized residents training of internal medicine-cardiovascular department is definite. It is significant to help the residents to acquire more theoretical knowledge and clinical skills

improve the ability of doctor-patient communication and satisfaction with the teachers and the training arrangement. It is worthy of popularization and application.