Objective:To investigate the relationship between primary and secondary school teachers' occupational burnout and mental health.Methods: Maslach questionaiers about occupational burnout and mental (MBI) and SCL-90 were administrated to 528 primary and secondary school teachers. Results: (1) Correlation analysis showed significantly positive correlation between primary and secondary school teachers' occupational burnout and mental health. Emotional Exhaustion related highest to somatization, compulsion, interpersonal relation, depression, anxiety, hostility, and paranoid. (2) Stepwise regression analysis revealed that the three dimensions of professional burnout predict significantly mental health, Emotional Exhaustion accounted most for the variance.Conclusion:Teachers occupational burnout is correlated with mental health. Different occupational burnout dimensions can all predict mental health.