The 4rd International Conference on Cutting Simulation and Manufacturing Technology (ICCSMT 2025) will be held in kunshan,jiangsu, China from November 6 to 8, 2025, co-sponsored by Department of Mechanical Engineering, Tsinghua University and Beijing Pilot Education Technology Co., LTD. The aim of ICCSMT 2025 is to provide an exchange and cooperation platform for global cutting process simulation researcher and application users, and to demonstrate the research results and industrial value. In this conference, we will exchange the latest technology and research progress in the modeling and simulation of various aviation materials cutting, and also build a platform for universities and enterprises to transform results and industry-university-research and applications. To enhance the industrial application outcomes of this conference, we have invited experts from military industry enterprises such as those in the aerospace, ordnance, and Aero Engine Corporation of China (AECC).