Following the great success of the last edition held in Seville- Spain, it is our great pleasure to announce the 3rd edition of the Polymers International Conference - Polymers 2025 to be held from 16 to 18 April 2025 in Albufeira located at Algarve region, Portugal. Polymers 2025 is an international conference covering the latest advance and innovations in the fields of Polymer chemistry, physics and Technology, Theory, simulation, and modelling, Understanding of new physical phenomena, Advances in characterization techniques, and the different applications of polymer for Biomedical, Energy and environment, etc. It will be an invaluable event for polymer research communities (academia and industry) to connect, to share knowledge, collaborate and learn from others' experiences. It will include plenary and oral sessions, posters sessions as well as workshops/ Focused sessions. Polymers 2025 will run jointly to Composites 2025 and 3Bs Materials Tech 2025.