Rural revitalization, as one of Chinas important development strategies, has attracted widespread attention in recent years. The Jiyingweigong project in Gangtou Village, Xiamen, takes public welfare as its core, creating a micro-ecosystem where public welfare and business interact, successfully activating the overall development of Gangtou Village. Based on the theory of social innovation design, this study summarizes the research path of social innovation design driving sustainable development of rural revitalization through the combing and summarizing of classic rural innovation cases. By applying the method of social innovation design, this study deeply analyzes the development strategy and effect of Gangtou Village. Social innovation design thinking, as one of the engines driving social change, plays a key role in rural revitalization. It is concluded that social innovation design, as a concept of transformative innovation, can systematically and reasonably address economic, cultural, ecological, and other issues in rural areas in both theory and practice, helping local areas to obtain sustainable endogenous power.