Abstract: Application-oriented colleges and universities are in the midst of talent training mode transformation, innovation and entrepreneurship education and practice can not copy the previous education mode, innovation and entrepreneurship talent training method should be expanded from classroom to extracurricular. This paper proposes a double helix cultivation model of college students' innovation and entrepreneurship team based on the concept of OBE. The inner spiral integrates“learning, practice, experience, innovation”and other key elements to cultivate the basic ability of innovation and entrepreneurship team; The outer spiral integrates key elements such as“project, performance, competition”to cultivate the comprehensive ability of innovation and entrepreneurship teams. The inner and outer spiral is repeatedly combined to continuously enhance the knowledge and skills of college students and gradually consolidate the core competitiveness of the team. The research focuses on a college student team composed of undergraduate and graduate students majoring in engineering, constructing a model for cultivating innovation and entrepreneurship teams for college students with engineering backgrounds, and gradually promoting it to other professional categories, providing theoretical guidance and practical basis for building high-level college student innovation and entrepreneurship teams.

Key words: Innovation and entrepreneurship education, Double spiral cultivation model, College student team, OBE, Evaluation index system, Application-oriented colleges