Objective　To explore the present situation of medical students' professionalism cognition and provide reference for medical personnel training and medical education. Methods　A cross-sectional survey was conducted on medical students among 2 affiliated hospitals of a medical university in H province by cluster sampling. Exploratory factor analysis and reliability and validity test were carried out and a descriptive analysis of the present situation of professionalism was conducted by SPSS 20.0. Amos21.0 software was used for a confirmatory factor analysis on the samples. Results　The measurement scale had good reliability and validity

and the Cronbach alpha coefficient of the scale was 0.901. The average professionalism score of the medical students was about 80 points. The score of physical and mental status and self-development ability was the highest (83.65 points)

and the lowest score was academic ability (72.21 points). There was a little difference in the professionalism cognition between the two hospitals

with significant differences between the dimension respect and care and responsibility. Conclusion　This study has initially formed a medical professionalism measurement scale with good reliability and validity. The professionalism of medical students in the 2 affiliated hospitals of a medical school in Province H is in good condition as a whole. In the future

medical education should pay more attention to the combination of basic professional knowledge and clinical practice of medical students

and change the training model of medical students in order to improve the academic ability of medical students and medical students' overall cognition of professionalism.