The KANO model analysis method is a set of structured questionnaires and analysis methods developed by Noriaki Kano based on the principle of segmentation of customer needs by the KANO model. The KANO model analysis method is mainly used to conduct research through standardized questionnaires, categorize the attributes of each factor based on the results of the research, and solve the problem of positioning product attributes in order to improve customer satisfaction. Strictly speaking, the model is not a model for measuring customer satisfaction, but a classification of customer needs or performance indicators, usually used as an auxiliary research model in the pre-satisfaction evaluation work, the purpose of KANO model is to help enterprises find out the entry point for improving enterprise customer satisfaction by differentiating and processing the different needs of the customers.KANO model is a typical qualitative analysis model. KANO model is a typical qualitative analysis model, generally not directly used to measure customer satisfaction, it is often used to categorize the performance indicators, to help companies understand the different levels of customer demand, to find out the point of contact between the customer and the enterprise, to identify the critical factors to make customer satisfaction.