On November 26, the students in the group reached significant academic milestones by completing their proposal and mid-term defense presentations. Yuchu, Hekun, and Yifan successfully delivered their mid-term defense presentations, showcasing the progress and depth of their research. Meanwhile, Xiaosong, Zibing, Siqi, and Wanzhe presented their thesis proposals, marking a critical starting point in their formal research journey. These presentations highlighted their proposed research topics, methodologies, and the anticipated contributions to their respective fields, laying a solid foundation for the next stages of their academic work.