Demtu Er，professor, College of Veterinary Medicine, Inner Mongolia Agricultural University. In July 2006 got Ph.D. from College of Veterinary Medicine, China Agricultural University. He engaged in veterinary teaching and scientific research and primarily focusing on the aspects of Bactrian camel rearing, product development, and disease prevention and control. At present, he is a standing director of the branch Society of Animal Anatomy and Histo-embryology, Chinese Society of Animal Husbandry and Veterinary Medicine.