This report provides a comprehensive analysis of Corporate Social Responsibility (CSR), focusing on the practices and impacts of Nike and Adidas. It begins with a definition of CSR, exploring its background, regulatory frameworks, and the evolution of attitudes towards it. The report delves into environmental, economic, and social issues within the CSR context, examining the benefits of CSR to Nike's employees, its impact on the supply chain, and its influence on business performance and marketing strategies. It also addresses potential conflicts arising from stakeholder expectations. Furthermore, the report reviews Adidas' CSR policy, assessing its voluntarism and offering recommendations for improvement to meet stakeholder needs. The potential impact of these changes on business performance is also considered, concluding with a summary of the key findings and insights into the role of CSR in modern business operations.