Abstract: The “three education” reform is a powerful grasp to cultivate professional and skilled talents to meet the market demand. Based on the reform of “three education” , studied the project-based teaching mode of school-enterprise cooperative vocational education, and discusses the theoretical basis and implementation strategy of this teaching mode. The reform is carried out from three aspects: teachers, teaching content and teaching methods, strengthening school-enterprise collaboration, adopting project-based teaching mode, and ensuring teaching quality through diversified assessment methods. The case practice shows that: This teaching mode can improve students'practical ability effectively cultivate team spirit, and enhance students'employment competitiveness.

Key words: “Three education”reform, School-enterprise collaboration, Vocational education, Project-based teaching, Diversification, Professional skill type