The purpose of the study is to discover the influence between the employee’s (for whom who works in the micro food industry) personality, work values and job involvement to the contribution and dedication. Research sample focus on the snack bar in night market, bakery stores and the micro food industries’ employees or owners from Taizhong, Changhua, Yunlin, Chiayi and Tainan cities. We send 450 questionnaires, the effective questionnaires are 333, and the percentage of effective retrieve of the questionnaire is 87.63%. After using reliability analysis, correlation analysis, one-way analysis of variance (ANOVA), independent, work values and personality can forecast prediction the employee’s contribution and dedication very precisely; in addition, we find out that job involvement has a very clear effect between work values and job contribution.