The document discusses the relationship between PIC/S and ICH and their roles in harmonizing GMP standards globally. PIC/S focuses specifically on GMP inspections and developing harmonized GMP standards and training inspectors. ICH focuses more broadly on safety, efficacy, quality and regulatory guidelines. Together they aim to promote reliance between regulatory authorities and open doors of trust through mutual recognition agreements and understanding of inspection systems. The document provides a comprehensive overview of their goals and collaboration to harmonize standards for patients worldwide.