“…In accordance with the organizational support theory, when in an unfamiliar environment, engineering masters would usually be at loose ends, and have a feeling of pressure, but enterprise support can relieve employees' feeling of tension and pressure, while formal mentor system is just a kind of organizational support [6]. Consequently, when enterprise mentors provide assistance and support to engineering masters, they would perceive it and feel obliged to pay back the support, enhance their organizational commitment and adapt to their social identity in the role as a member, to repay mentors and enterprises with better practice performance [14]. Specifically, career guidance would help engineering masters to learn new knowledge and skills by setting challenging tasks for them, which would help establish related career competency directly, while psychological guidance would improve the self-efficacy and organizational identification through feedbacks and suggestions (Day & Allen, 2004), which is consistent with high performance.…”