As Conference Chair, it's my honor and pleasure to welcome you to attend 2025 International Conference on Functional Materials and Chemical Engineering (ICFMCE 2025) which will be held in Kuala Lumpur, Malaysia during November 23-25, 2025. ICFMCE is an annual international conference which is dedicated to providing the platform and opportunities for researchers, scientists and delegates from communities of different areas to exchange and share their experiences and discoveries, discuss practical issues and challenges encountered, explore applications and solutions in the common research field of Functional Materials and Chemical Engineering. The ICFMCE 2025 conference committee is excited to invite authors and scholars from all over the world to participate in this significant conference, to enhance our knowledge and create new knowledge to help promoting the advances and changes of the joint academic researches. We look forward to seeing you in Kuala Lumpur, Malaysia.