Yu Nianjun, male, master, professor, doctoral supervisor of Chinese materia medica. Director of the Department of Pharmacognosy, College of Pharmacy, Anhui University of Traditional Chinese Medicine, Deputy Director of the Institute of Traditional Chinese Medicine Resources Protection and Development, Anhui Academy of Chinese Medical Sciences, and Director of the Key Laboratory of Bozhou City. He is mainly engaged in the research of traditional Chinese medicine resources and quality evaluation of traditional Chinese medicine, and the quality improvement of genuine Chinese medicinal materials.