Industry 4.0 is gathering momentum globally, and many companies are looking to adopt technologies such as data analytics and Industrial Internet-of-Things to improve their manufacturing competitiveness. This new era of manufacturing is characterised by seamless and effective data exchange across the value chain – from customer requirements, to supply chains, manufacturing, logistics and after-market services. Smart components and digital twins are also introducing a new level of flexibility to the production line. While the Industry 4.0 concept offers significant potential, the equirements for a successful transition go far beyond technology change. How should manufacturers, both large and small, effectively initiate this complex transformation to Industry 4.0? What is Industry 4.0, or the Industrial Internet of Things (IIoT)?