Prof. Qinfu Liu is a professor and doctoral supervisor at the School of Earth Sciences and Surveying Engineering of China University of Mining and Technology. He graduated from Jiaozuo Mining College with a Bachelor’s degree in coal geology in 1984. In 1987, he graduated from the Beijing Graduate School of China University of Mining and Technology with a Master’s degree in coal, oil and gas geology and exploration, and stayed at the school to teach after graduation. In December 1995, he received a doctorate in coal, oil and gas geology and exploration from China University of Mining and Technology (Beijing). From February 2001 to August 2002, he was a visiting scholar at the Applied Clay Laboratory of Indiana University in the United States. He is the vice chairman of the Clay Mineral Professional Committee of the China Non-metallic Mineral Association, and a member of the Mineral Physics, Mineral Structure, and Mineral Rock Materials Professional Committee of the Chinese Society of Mineralogy, Petrology and Geochemistry. His research directions are applied mineralogy, coal-based graphite resources and low-cost preparation and application of graphene, and resource evaluation and high-value utilization of coal solid waste.