Han Yan plastic surgeon.
Standing Committee member of the branch of cosmetic plastic surgeons of China Medical Doctor Association.

Member of Shaanxi Medical Association Medical Beauty Society

Standing Committee of Shaanxi Burn Plastic Branch

Standing Committee of Microsurgery Society of Chinese Medical Association

Young and middle-aged member of the Society of Prosthetic and Reconstructive Surgery of China Rehabilitation Medical Association

Chinese journal of plastic surgery, Chinese journal of microsurgery,

China Journal of Medical Beauty, China Journal of Aesthetic Medicine,

Editorial Board of Journal of Plastic Surgery and other magazines. He has published more than 60 academic papers, participated in 8 academic monographs, and participated in international academic conferences and academic exchange activities many times.