Many companies and its brands are now in an extraordinary situation. Almost industries have reached its saturation point and corporate brand which guarantees individual brand is becoming more important. However, previous brand diagnosis model have tried to identify only individual brands in terms of brand awareness and brand image management. Thus, taking a perspective relationship marketing whose main concern with consumer-brand relationships, We have attempted to develop a new brand diagnosis model that has brand trust, brand affect, and brand loyalty as key concepts in it. In addition, we have developed an integrated model of brand diagnosis model with which one can effectively analyze the way in which corporate brand can synergistically affect individual brand. We conducted survey data targeting 3,600 samples with individual brand and corporate brand belong to 5 categories. SK M&C has developed an integrated brand diagnosis model named B-AID(Brand Analytics In Dynamics) with using Structural Equation Methods.