【Purpose/significance】 At present, the research on the demand for standards information services in China is limited to the

analysis of the demand for standards documents. The understanding of users' demand for standards information services is not compre⁃hensive and profound, which is not conducive to the overall planning of standards information services.【Method/process】This study conducted a questionnaire survey on enterprises' standards users, and analyzed the questionnaire data and divide the levels of de⁃mands based on the KANO model and Better-Worse analysis. In addition, the motivation of leading enterprises and following enter⁃prises is analyzed according to their demand differences. Finally, according to the enterprise demand level, combined with the demand content and demand motivation, the enterprises' demand hierarchy is constructed.【Result/conclusion】 This research constructs the standard information service demand hierarchy system of enterprise users by combining the three dimensions of service type, demand hierarchy and strategic goal. The study found that my country's standard information service needs can be divided into three levels:the necessary demand layer, the expectation demand layer and the attractive demand layer, which correspond to the motivation goals of the three levels of information resource guarantee, work support and innovation leadership, as well as literature. Service and information service, knowledge service, wisdom service and think tank service three levels of service type attributes.【Result/conclusion】 The study found that the demand for standards information services in China can be divided into three levels:essential demand layer, ex⁃pected demand layer and attractive demand layer, corresponding to the three levels of the motivations, i.e., basic requirements, work support and technological innovation, as well as the service content of three levels:document service and information service, knowl⁃edge service, intelligent service and think tank service.【Innovation/limitation】This study applies Kano model to the analysis of stan⁃dard information needs of enterprise users, and proposes the hierarchy of standard information needs for the first time.