This volume presents the latest advancements in Service Science from the 18th International Conference, ICSS 2025. The proceedings compile 21 full papers and 11 short papers, meticulously selected from 74 submissions, offering a comprehensive overview of current research. The papers cover critical areas including Service Recommendation and Discovery, Cloud Service and Edge Service, Machine Learning/Deep Learning Technologies for Services, Blockchain and Service Security, and Service Systems and Applications, reflecting the diverse and evolving landscape of service science.

This collection of revised selected papers from ICSS 2025 offers a snapshot of current research in service science. The categorization of papers into distinct sections highlights key areas of focus for researchers and practitioners in the field. The selection process, involving a review of 74 submissions, suggests a competitive and rigorous vetting of the presented work.