The Kano model is widely accepted and applied in many domains, but some arguments exited in few researches, one of them, the relationship between quality attributed and customer satisfaction. Recent researchers had paid attention to asymmetric impact of negative and positive discrepancy on overall customer satisfaction, however, very less research has been done into the effect of quality attributes with different characteristics on customer satisfaction. This research attempted to revise Kano model, to depict the relationship between individual quality attribute and customer satisfaction from prospect theory viewpoint, then, proposed the equation which conform to the nature of characteristic between individual quality attribute and customer satisfaction, further integrate with SERVQUAL, to change the choice of improvement priority from the conventional gap value based to the increasing degree of customer satisfaction. Finally, a sample was illustrated to demonstrate its' available and effective.