The first-line workers in this study, the first-line workers with the market environment changes and advances in information technology, so that work boundaries increasingly blurred, in a double-paid family, while working with families in time and limited resources , Then it will cause a certain side of the conflict, it is possible to bring the work into the family or the mood to take home, resulting in family conflicts. This study validates the skills diversity, job integrity, job importance, work autonomy, work feedback and job conflict of the first-line workers, and explores the role of emotional services. First of all, through the literature, proposed research hypothesis and architecture, and questionnaire survey data collection, verification of research assumptions. A total of 450 questionnaires were distributed (300 questionnaires were distributed by e-mail and 150 copies of paper questionnaires), 235 were collected, 36 were valid questionnaires, 199 were valid questionnaires, and verified by linear regression analysis. The results show that: 1. Work autonomy, job importance, skill diversification, job integrity, job feedback have a significant positive impact on job conflict; there is a significant positive impact on job conflict; Deep emotional service has a mediating effect on the relationship between job characteristics and job conflict.