台灣的美甲市場,專業美甲師幾乎是最熱門的職缺,女性對美的要求連最細微之處也不放過,形成市場大量需求,因而本研究欲探討美甲技術學習者及專業技術人員之在職進修、專業能力與創業績效關係之研究。本研究以美甲課程學生與美甲業專業技術人員為研究對象,並採用非隨機的便利抽樣法的方式進行問卷調查,共發出300 份,回收258 份,扣除無效問卷26 份,有效問卷為232 份,有效問卷回收率89.9%。 本研究所得結論如下:1. 在職進修對專業能力與創業績效有顯著正向之影響。2. 專業能力對創業績效有顯著正向之影響。3. 專業能力在在職進修與創業績效具有部分中介效果。 Professional Nail Division is mostly the hottest job in Taiwan's nail market in which women who want to get jobs have to pass the most subtleties requirements due to the large demand of the market. Thus, this study aims to explore the relationship among self-efficacy, professional competence and entrepreneurial performance of technology learners and professional or technical personnel in Taiwan's nail market. Additionally, nail care learners and professional nail makers were chosen as sample for this study. Random sampling method was facilitated and in order to test the hypothesis, data were collected through survey, with a total of 300 questionnaires distributed. 258 questionnaires are received, in which 26 questionnaires are invalid such that 232 questionnaires are valid, and the effective response rate is 89.9%. The resulting conclusions of this study are listed as follows: 1. Self-efficacy has a significant positive impact on professional competence and entrepreneurial performance.2. Professional competence has a significant positive impact on entrepreneurial performance.3. Professional competence preserves partial mediation effect between self-efficacy and entrepreneurial performance.