We are pleased to invite you to attend 2026 18th International Conference on Computer Modeling and Simulation (ICCMS), which will be held in Hangzhou, China during May 15-17, 2026. ICCMS 2026 is co-sponsored by Intelligent IoT System Modeling and Simulation Committee of China Simulation Federation, China; Hangzhou International Innovation Institute of Beihang University, China and IEEE, hosted by Hangzhou International Innovation Institute of Beihang University, China, assisted by Beihang University, China.