Week 1 week: after determining the theme direction of the paper, screen the topic of the paper according to the guidance of the tutor; Week 2-3: Take the topic of the paper as the core, collect relevant reading materials, demonstrate and analyze the feasibility and practicability of the paper, and then write the opening report; Week 4-8: Start to sort out the existing materials, construct the outline of the paper, write the paper in depth and in detail according to the retrieved materials and related materials, study the solutions to the problems found in the writing process, revise and improve after careful integration, and conduct mid-term inspection at the same time; Week 9- 13: after completing the first draft of the paper, seek the opinions of the tutor, optimize the structure of the paper, polish the sentences, modify the improper parts and repair the deficiencies; Week 14- 15; The revised final draft will prepare for the final defense, familiarize yourself with the content of the paper, enhance your grasp of the content of the paper, and think about the rehearsal of graduation defense to a certain extent.