The study was done to examine the relationship between the self-concept and mental health of entrust students industry. A survey investigation was carried out and the following results were produced. There was a significant correlation(r=-.316) between general self-concept and mental health. This shows that higher self-concept means better mental health. Out of the variables of self-concept, the family self-concept showed the biggest correlation with the mental health. Also, the study looked into the effects of self-concept on mental health and the result showed the sub-variables of self-concept had significant effects on the mental health. The study also analyzed influence on self-concept and sub-variables of mental health. When family self-concept was high, obsessive-compulsive was low. When social self-concept, personality self-concept and physical self-concept were high, interpersonal sensitivity was low. Also, high family self-concept and personality self-concept meaned lower depression. High physical self-concept meaned low hostility. Lastly, when family self-concept and social self-concept were high, phobic anxiety was low and when personality self-concept was high, paranoia was low. Next, the study analyzed correlation between self-concept and job satisfaction. The general self-concept and job satisfaction showed a significant correlation(r=.492). This shows that higher self-concept means higher job satisfaction. The personality self-concept was a sub-variable of self-concept that had significant effects on job satisfaction of teachers so when the personality self-concept is high, the job satisfaction is high.