The purpose of this study is to explore the moderating effects of involvement level between the influence of brand concept images and advertising appeals on advertising effectiveness. The experimental design method was used, 400 students in Tamsui area were interviewed. The major findings of this study were as follow. (1) Brand concept images have significant positive influence on advertising attitude. (2) Functional and experiential brand concept images have significant positive influence on brand attitude. (3) Advertising appeals has significant positive influence on advertising effectiveness. (4) High involvement level has significant moderating effects between the combination of brand concept images and advertising appeals on advertising effectiveness. (5) Low involvement level has significant moderating effects between the combination of brand concept images and advertising appeals on advertising effectiveness.