1. Confirm the authenticity of the paper: Electronic signature can confirm that the paper is approved by the tutor himself and ensure the authenticity of the paper.

2. Ensure the integrity of the paper: Before the final version of the paper is stamped with the electronic signature, the tutor will carefully read every page of the paper to ensure the integrity of the paper.

3. Reduce plagiarism: The electronic signature of the tutor can correct plagiarism or other flaws in the paper in time, thus achieving the purpose of curbing plagiarism.

In a word, the electronic signature of graduation thesis supervisor plays a key role in the process of thesis evaluation and is a necessary condition to ensure the quality and standardization of the thesis.