This book serves as a textbook for the coal chemical industry’s “14th Five-Year Plan”, focusing on the principles, methodologies, and technologies of modern coal chemical engineering and new coal-based carbon materials. The content covers multi-scale structure of coal, lignite drying kinetics, coal pyrolysis kinetics, coal tar processing technologies, theories and techniques for coal gasification and methanation, coal liquefaction, coal-based chemicals, green hydrogen production, CO2 conversion and utilization, and the preparation and applications of coal-based new carbon materials.�� This book is intended as a graduate-level textbook for engineering majors/programs, including Chemical Engineering and Technology, Mineral Processing Engineering, Materials and Chemical Engineering, and Resources and Environmental Engineering. It can also be used as a reference by engineering and research professionals in the fields of chemistry, chemical engineering, materials science, and environmental science.