On the afternoon of December 15, the 5th training course for party activists of the College of ocean science and engineering invited Mr. Li Xiufang of the College of Marxism to give the students a report on the theme of historical investigation and theoretical thinking on the party's' Historical Resolution. 91 party activists participated in the study.
At the beginning of the party lesson, Mr. Li interpreted the communique of the Sixth Plenary Session of the 19th Central Committee of the Communist Party of China. Subsequently, Mr. Li led the students to study the resolution on some historical issues, the resolution on some historical issues of the party since the founding of the party, and the resolution of the CPC Central Committee on the major achievements and historical experience of the party's Centennial struggle. By analyzing the background of the resolution, Summarize the main contents and characteristics of the resolution, and summarize the impact of the three historical resolutions on the historical process and national construction. Finally, by analyzing historical facts and historical experience, Mr. Li obtained relevant thoughts on the party's historical resolutions, and clarified the significance of the three historical resolutions to promote the unified thought, consciousness and action of the whole party.
Teacher Li Xiufang's wonderful report gave a vivid lesson to the students present, enabling them to have a deeper understanding of the important historical status and historical significance of the three historical resolutions.

Figure 1 Miss Li Xiufang's party class