The document outlines the basic components of a digital supply chain, including demand, product, supply, and information processing. It notes that someone wants to buy something, creating demand, and companies need to offer products to meet that demand and have channels to capture sales. It also explains that companies need to be able to deliver products through their supply chain and communicate information about orders, shipments, and more. The document closes by stating that digitizing these supply chain components takes focus, teamwork, curiosity, discipline, and IT systems.