Abstract: Objective To investigate the application value of tutorial system in residents training of diagnostic ultrasound. Method 30 undergraduate residents, through the tutorial system cultivation in three years. Tutors teach their residents not only professional theory, but also systematic cultivation plan involving ward-round teaching and "hand-on" teaching practice. The teams composed of tutors and residents organize a series of teaching events such as literature review and case discussion. The role and effect of tutorial system is valued by questionnaire, test scores, and residents' subjective feelings, when they began their training system. Results 30 residency given two tests before and after the training, test results show that the accuracy after the training is significantly higher than that of before training (P < 0.05). The residents survey about satisfaction of tutorial system show that 90% residents are very satisfied, 10% are satisfied. All Residents take part in Beijing ultrasonic professional first stage examination, the results show that 100% residents pass academic knowledge test, 97% pass professional competence assessment and 93% pass reading the ultrasonography. Conclusions Tutorial system is an important part in ultrasonic resident training system, and it can cultivate qualified resident with professional theory and clinical practice ability.