The 12th International Conference on Chemical and Material Engineering will be held in Osaka International Convention Center during November 21-24, 2025. Co-Sponsored by South Asia Institute of Science and Engineering, assisted by Washington University in St. Louis, USA , Xiamen University; Assisted by Many international insitutes. We hope that the conference results constituted significant contribution to the knowledge in these up to date scientific field. We sincerely welcome the submissions all over the world.