Since the reform and opening up, the research on Yandi culture has made great achievements. In addition to the traditional research on the origin, connotation and value of Yandi and Yandi rituals, there are also contents with distinctive characteristics of the times, such as Yandi cultural dissemination and Yandi cultural tourism resources development and utilization. In the context of the construction of Socialism with Chinese Characteristics for a New Era, based on the cultural self-confidence perspective of the current study of Yandi culture, there are shortcomings of the lack of modernity and innovation. In the new era, the study of Yandi culture should focus on the manifestation and promotion of socialist cultural self-confidence, strive to improve the modernity and innovation of research, face the new situation and new problems in the process of Yandi cultural inheritance and development, and help the construction of Socialist Culture with Chinese Characteristics for a New Era.