The graduation design topic of architecture is generally based on modern engineering examples. However, in recent years, a type of research and exploration topic of graduation design has also been tried in various colleges and universities. This paper takes the project of "virtual restoration and renovation design of historical buildings" of Hunan University in 2019 as an example. It introduces the whole process of teaching and design, including the schedule and the focus of training. In topic selection the wishes and preferences of students are fully respected. The research-orientation of the design is emphasized, and virtual repair technology is introduced to carry out repair and renewal design. The paper shows and analyzes some teaching achievements, and tries to provide new ideas for the teaching of architectural history through this graduation design practice.