As the public cultural service enters the high-quality development stage, the construction of the public cultural service socialization standard system has become the key direction and important task of the high-quality development of the public cultural service socialization. Through the analysis of the current situation of the standardization system of the cultural industry and the case study, it is found that the lack of the construction of the socialization standard system of public cultural service affects the high-quality development of the socialization of public cultural service, and standardization, especially the construction of the standard system, can play a leading and supporting role. This paper puts forward the framework of public cultural service socialization standard system composed of access standard, operation standard, voluntary standard and evaluation standard, and puts forward the concrete measures to strengthen the construction of public cultural service socialization standard system.