The Symposium on Solid and Physical Modeling (SPM) is an international conference series organized annually with the support of the Solid Modeling Association (SMA). SPM 2025 will be co-located with Shape Modeling International (SMI 2025). The joint conference will take place from October 29 to November 2, 2025, in Hangzhou, Zhejiang, P.R. China. The conference aims at all aspects of geometric and physical modeling, and their application in design, analysis and manufacturing, as well as in biomedical, geophysical, digital entertainment, and other areas. The conference serves also as a ceremony for awarding the 2025 Pierre Bézier Prize for contributions to solid, shape, and physical modeling.