The present study was conducted with the purpose of investigating the instructional- learning processes of vocational schools in Hamadan province. These processes have three parts: learning processes, teaching activities, and evaluation procedures. All the parts have been studied separately, as well as combined together in order to understand the processes precisely. Ten research questions were raised and two measurement instruments were made for handling all the questions. The type of study was both qualitative and statistical. The research variables include. Sex, teacher's skill level, trainee's professional ability and trainee are major of study. The study groups were selected randomly from Hamadan schools and included 240 trainees, 80 instructors, and 30 administrators. The research findings were: 1- The overall performance of Hamadan province vocational schools was judged to be between good and very good. 2- The trainees evaluated the instructors to be good in observing teaching principles. 3- The achievement of trainees was above average. 4- Instructors and administrate as showed good satisfaction from students, performances. 5- The quality and procedure of evaluation was considered to be average. 6- No differences were observed between men and women.