Smart manufacturing refers to incorporation of state of the art technologies such as Artificial Intelligence (AI)Artificial Intelligence (AI), Internet of Things (IoT)Internet of Things (IoT), roboticsRobotics and data analyticsData analytics in the various stages of manufacturing process with the aim of automating the whole process. The chapter provides a brief overview of smart manufacturing, its evolution, key enabling technologies and benefits. It also provides an overview of the key concepts covered by various chapters of the book.