The emergence of the digital economy has given rise to new business models. The course BEC423 (E-Business) introduces e-business and e-commerce management. The course covers a wide range of business digitization topics, such as e-business models, e-commerce fundamentals, e-marketing, e-supply chain management, e-customer relationship management, e-strategy, digital business design and implementation, e-business analytics and optimization and change management. This course aims to give students a solid understanding of the fundamental ideas, frameworks, tools, and techniques of digital business and how to redesign and transform traditional processes by embracing business digitization. The students will have a solid understanding of the fundamental ideas and conceptual frameworks that underpin digital technologies in business and a practical understanding of how these technologies are used to create value in the digital era. Important cases and examples of businesses that have changed their business models by integrating digital technologies into their operations are reviewed and examined.