The Structural Equation Modeling (SEM) was used in the study. Research data were collected from 245 employees working in electronics suppliers, and research results have shown that Organizational culture and Internal brand building play an important role and impact on the Work motivation, thereby promoting employees’Brand supporting behavior more actively. Among the factors that directly influence the Brand supporting behavior, Work motivation has the greatest impact on the Brand supporting behavior of the employees. Many administrative implications are proposed to enhance the brand supporting behavior of the employees in electronics suppliers.