This assignment provides a critical evaluation of GlaxoSmithKline's (GSK) global operations management, focusing on their three main priorities: Innovation, Trust, and Performance. The report assesses GSK's successful supply chain management, application of Total Quality Management (TQM) principles, and adherence to regulations. It also compares GSK with Sanofi, a competitor in the pharmaceutical industry. The analysis aims to provide insights into GSK's operations and suggest ways to improve their performance, particularly in handling Brexit and the COVID-19 pandemic.