This study intended to inquire the relationship among regular exercise, high-school-entrance stress and emotional control of junior high school students in Taoyuan. The study adopted ＂The questionnaire of regular exercise, high-school-entrance stress and emotional control of junior high school students in Taoyuan＂. 400 9th-grade students were sampled, 392 valid questionnaires were collected. The effective response rate is 98%. The questionnaire data was performed using SPSS computer software for statistical analysis. The conclusions of the study were as follows: 1. Lowering the ＂physical-and-mental stress＂ and ＂social expectations stress＂ of grade 9 students will give better performance to the ＂emotional awareness＂, ＂emotional expression＂ and ＂emotional adjustment ＂of overall＂ emotional management .Therefore, reducing the overall＂ high-school-entrance stress ＂will have a better overall＂ emotional management＂ performance. 2. Improving the performance of ＂regular exercise＂ in grade 9 students will reduce students＂ physical-and-mental stress＂ and the overall ＂high-school-entrance stress＂. The better the ＂regular exercise＂ behavior, the better resistance to ＂career development＂ of the ＂high-school entrance stress＂. 3. The problem of ＂emotional management＂ of grade 9 students caused by ＂high-school-entrance stress＂ can achieve the effect of improvement by ＂regular exercise＂. 4. When students face the ＂physical-and-mental stress＂ of ＂high-school-entrance stress＂, they can improve the ＂emotional awareness＂ and ＂emotional expression＂ through ＂regular exercise＂. When students face overall ＂high-school-entrance stress＂, they can improve their ＂emotional management＂ behavior by engaging in regular exercise. According to the conclusions, this study may provide some suggestions for educational authorities, family educational organizations and the future researchers.