This book illustrates the basic features and application framework of big data in smart workshop, and introduces various typical application scenarios of big data technology in smart workshop: Chapter 1 discusses how big data promotes smart manufacturing; Chapter 2 analyzes big data resources in smart workshop; Chapter 3 introduces the technical system of smart workshop based on big data; Chapters 4 to 9 introduce such big data application scenarios as intelligent maintenance of equipment, online monitoring of production, intelligent design of products, intelligent scheduling of workshop, quality control of products, transportation scheduling of materials, and provide examples of big data applications in typical industries such as aerospace, automobile, steel and food.