Ding Xiaolan, MD, blogger of Tik Tok platform. She mainly solves intractable diseases for some patients with skin diseases, and many people get better after listening to her advice.

Ding Xiaolan is the deputy chief physician and associate professor of dermatology in Peking University People's Hospital. She is also a visiting medical researcher at the University of Massachusetts. He has won the special fund of National Natural Science Foundation and International Vitiligo Foundation, and is good at treating skin diseases.