The high-quality development of the public cultural service system is the basic guarantee for strengthening cultural confidence and building a strong cultural country, and digital development has contributed new kinetic factors to the modernization of the Chinese-style public cultural service system. Based on the trinity theoretical framework of "factor - industry - space", this paper deconstructs the academic logic of digitalized enabling the convolution transformation of public cultural service system. In the face of problems such as disordered integration of elements, imbalance of supply and demand structure, and disordered spatial development in the construction of digitalized public cultural service system, From the four aspects of improving digital infrastructure construction, strengthening regional digital collaboration, digital technology to promote the integration of public cultural service industry and improving the degree of digital socialization, we will explore the appropriate path for the modernization and transformation of the reconstruction of digital empowerment public cultural service system, in order to form a long-term mechanism for promoting the construction of public cultural service system with high standards.