This study aimed to explore the instructional representation of the living-technology teachers in junior high school. The case study is mainly adopted in this study. The data in this study were mainly collected and analyzed in a qualitative way. One living technology teachers in junior high school as the subjects participated in this study. To collect and interpret the data in this study, Interview Method was mainly adopted, and Observation Method and Documents Analysis Method were subordinately used. In addition, Triangular Surveying Method was adopted to make this study reliable. Based on the data analyses, the findings of this study are described as follows: The Instructional Representation of Junior High School Living-Technology Teachers is teachers might present their teaching by using games, images, the learning materials, motion pictures, teaching examples, and teaching aids. Finally, according the research findings, some further suggestions may be proposed.