The book presents a systematic and detailed introduction on starch debranching enzymes concerning the classification, biochemical properties, features on sequences and structures, enzyme engineering, production, and current applications. All relevant contents are organized to focus on characteristics, productions and industrial applications of the starch debranching enzymes. It is purposed to deepen the understandings on the pre-existing researches, developments, and bottlenecks, and also to discuss the research hotspots and application perspectives of starch debranching enzymes. The book is written for researchers, professional practitioners and graduate students in the field of enzymology, microbiology, and food science etc.