Plastic surgeon. Chinese PLA General Hospital. Li Dan, Doctor of Medicine, graduated from Peking Union Medical College and a postdoctoral fellow at Harvard University Medical School. She presided over and participated in a number of National Natural Science Foundation research projects, including flap gene therapy, wound healing, and microvascular anastomosis. She is good at comprehensive facial cosmetic design, cosmetic plastic surgery and injection microplastic surgery, liposuction and autologous fat transplantation, ear, nose, breast and other organ reconstruction, comprehensive scar treatment and treatment of body surface tumors.