The purpose of this study was to analyze structures of game time and counts of badminton strokes from the quarter-finals of men's single games during the second national badminton tournament in 2006. We expected the results from this study can provide useful information to enhance badminton training protocol. The results of this study were as follows: 1. The longest set took 23 minutes 30 seconds, the shortest set took 7 minutes 15 seconds, and the average set took 13 minutes 36 seconds. 2. The longest duration of each set took 73 seconds, and the shortest set took 15 second, and the average set was 30.48 seconds. 3. The highest count of badminton strokes of each set was 70, the lowest one was 14, and the average count of badminton strokes was 30. 4. The highest total count of badminton strokes was 434, the lowest one was 156, and the average total count of badminton strokes was 274. Besides, the highest average count of badminton strokes was 12, the lowest one was 7, and the average was 10. 5. The longest duration of each set took 442 seconds, the lowest one took 176 seconds, and the average duration took 284.14 second. Moreover, the highest average duration in each set took 12 seconds, the lowest took 7 seconds, and average took 8.91 seconds. 6. The ratio between game time and rest time during each set was 1:1.87, the ratio between game time and rest time during each match was 1:1.98.