Environmental problems are becoming increasingly severe, and thus environmental management of organizations is of great importance. From the perspective of the Natural resource-based view, this study proposes that proactive environmental strategies have positive effect on corporate green image by impacting on green core competencies, green product innovation and green process innovation, and develops the model depicting their relationship. The empirical results show that proactive environmental strategies can improve corporate green image, green core competencies, and green product innovation, and green process innovation has a chain mediation role between proactive strategy and corporate green image. Furthermore, the study compares several methods which can enhance corporate green image, and provides new solutions and suggestions for enterprises to build unique corporate image.