This report provides a strategic analysis of Sainsbury's, a leading supermarket chain in the UK, using established strategic management models. It begins with an introduction to strategic management and its importance in achieving competitive advantages. The main body of the report utilizes Porter's Five Forces model to analyze the competitive intensity and profitability of Sainsbury's, examining the threats of new entrants, the power of suppliers and customers, the threat of substitute goods, and the intensity of industry competition. Furthermore, the report employs Porter's Value Chain model to dissect Sainsbury's primary activities (inbound logistics, operations, outbound logistics, marketing and sales, and services) and secondary activities (human resource management, technology development, procurement, and company infrastructure), highlighting their contributions to value creation. The report concludes with a set of recommendations aimed at enhancing Sainsbury's strategic position and ensuring its continued success in the dynamic retail environment.