Decision making and problem solving are especially important skills for business and life. As an innovation leading corporate, Sony has gradually lost their superiority in innovation and core competences under more and more intensive competition environment. This report is made to investigate Sony current procedure on its solving problems and making decision, analyze approaches and tools used by Sony, and identify best solutions and opportunity of improvement by review the impact of success. As part of my research study, the key areas of a Strengths, Weaknesses, Opportunities, and Threats (SWOT) -analysis has been performed for Sony’s chosen model (PlanDoCheckAct Cycle- PDCA Cycle), analyze and review the findings of PDCA Cycle is adapted by Sony. A comparative analysis has then been made in order to distinguish differences and similarities between the PDCA Cycle; Define, Measure, Analyze, Improve and Control (DMAIC) model and 8D models. The report is also support me to suggest my recommendation model (8D model) by findings and comparative results. Finally, I will introduce a strategy that to ensure my recommendation model can be acted and implemented against Sony’s problems in future. تفاصيل المقالة