Manufacturers-retailers must maintain a long-term cooperation relationship, controlling its cost in terms of strategic compensation. Retailers of this case are distributed all around Taiwan. Some promoted well; others didn't. What kind of cause results in this phenomenon?This use of interview method is will be helpful to create main factors and related indexes that will ultimately be used with AHP to gauge the effectiveness of retailer's product development. A total of valid twenty questionnaires were returned.This result of this research indicted the most important factor is antecedents. The prior consideration is manufacturer-retailer cooperation relationship. The main crucial indexes are as follows: social responsibility, medicine remarks and description, relationship commitment, healthy insurance policy with the act and manufacturer-retailer mutual interdependence.