Under normal circumstances, the doctor of education in Northeast Normal University needs to study for 3-4 years. Including course study, scientific research training and doctoral thesis writing. The specific duration will be different due to personal circumstances, tutor requirements, research direction and other factors. During the doctoral study, students need to participate in certain public courses and professional courses, and at the same time carry out postgraduate research training, including participating in the research projects of tutors and conducting research independently. In the stage of doctoral thesis writing, students need to complete an independent high-level thesis and defend it in order to get a doctoral degree. It should be noted that studying for a doctorate is a long-term and complicated learning task, which requires strong academic literacy and self-management ability, as well as a lot of time and energy.