Under the context of rapidly-changing industrial paradigm, leaders face the critical issue of how to maximize the leadership efficacy to adaptto the new competition and market demand. Different leadership will contribute to different leadership efficacy, so leaders have to master and modify individual leadership style to create higher leadership efficacy. Since after 1980, the interest of academic world on leadership has been the new style of leadership, which covers transactional leadership, transformational leadership, charismatic leadership. Therefore, in this study, we adopted transactional leadership and transformational leadership to explore the interplay between employee work performance ad organization commitments. We personally distributed questionnaires to the shop managers and management trainees. 200 questionnaires were distributed and 195 pieces were returned, within which there were 188 valid responded questionnaires. The research finding was following: (1) Transformational leadership and transactional leadership both have positive effect over employee work performance. (2) Transformational leadership and transactional leadership both have positive effect over employee work performance. (3) Transformational leadership and transactional leadership both have positive effect over organization commitment.