The study aims to employ teaching weight training course with multimedia through internet. To plan a weight training course which was guided mainly by traditional teaching and supplemented by multimedia through internet, instructors could find out the influence of both physical fitness and basic physical strength of students before and after taking the course. The project was based on the target of students who had taken 2- hour weight training course weekly in National Chung Hsin University (NCHU) for 12 weeks. Students were tested their physical fitness and basic physical strength before and after taking the course for 12 weeks. Instructors could do the evaluation of effectiveness and examination of this course.The results were shown effectively: students started taking a weight training as a hobby, profit of gym was increasing, lower backache of students were decreasing , while students’ physical fitness and basic physical strength , satisfactory of course, and more internet viewing all reached expectation. Teaching enhancement attained target results. Supplementary internet teaching works more effectively than tradition teaching does to students. It is no doubt that students would get help and convenience from it. Finally, any further related and suggested studies would be based on the results this time.