The introduction of graduation thesis generally includes the following parts: 1. The background and significance of the research; 2. Research status of this topic at home and abroad; 3. What is the result of current situation analysis (that is, what problems exist in current research); 4. Which of the above problems is studied in this paper? 5. What is the general research idea?

Make all the above parts clear, and the introduction of the graduation thesis will be written. Come on!