The course "Introduction to Mathematical Oncology" has been held at Jilin University, China, from July 27, 2024 to August 2, 2024. The activity was coordinated locally by Prof. Yuanhong Wei, from the Mathematics Department and Prof. Siyu Liu from the School of Public Health of the university. The course tought by Prof. Víctor M. Pérez-García, from MOLAB, covered topics such as an introduction to oncology, simple mathematical models, mathematical models of radiation therapy, mathematical models of chemotherapy, mathematical model of cellular immunotherapies and scaling laws in cancer. Medical and mathematical students attended the course, that ended up with a group picture (photo).