1, Introduction: In the introduction, briefly introduce the theme and purpose of the study, as well as the importance and practical significance of the theme. Some relevant documents or policy documents can be cited to emphasize the necessity and urgency of research.

2. Scope: In the scope part, define the scope and focus of the study, including the region, industry, scale and personnel of the research object.

3. Report structure: In the report structure part, briefly introduce the overall structure and content of the report, including introduction, text and conclusion.