This book is an open access. The 2025 International Conference on Chemical Engineering and Biological Science (CEBS 2025) will be held on June 27-29, 2025 in Hangzhou, China. The conference aims to bring together the world's top scientists, engineers and industry experts to discuss the latest advances and future trends in the fields of chemical engineering and biological science. With the rapid development of science and technology, chemical engineering and biological science are increasingly used in the fields of healthcare, energy, environment and materials science, and play a key role in promoting sustainable development. CEBS 2025 will provide an open academic exchange platform, where attendees will have the opportunity to discuss innovative research results and technological breakthroughs, and to promote interdisciplinary collaborations and exchanges. The conference will also focus on applications in chemical engineering and biological science research and how they are driving industry innovation to address the major challenges facing society today. We invite scholars and professionals from all over the world to share their wisdom and work together to shape the future frontiers of science and technology.