The purpose of this research is to explore the relationship among employer brand, retention and the psychological contract. This research method adopts the questionnaire survey method, the research object is the company's employees as the object of the questionnaire, and the number of valid questionnaires is 379. The research results found: (1) Employer brand and psychological contract is a positive correlation (2) Psychological contract and retention is a positive correlation (3) Employer brand and retention is a positive correlation (4) Psychological contract affected to the employer brand and retention through the psychological contract as a mediator. Through the analysis of the results, this research proposes management implications and as bases for future empirical researchers.