Liu Yanjun is currently the director of plastic surgery at Beijing Woer Plastic Surgery Hospital. Leading representative of cartilage rhinoplasty in China; Advocate multi-stage independent implantation combined with autologous tissue augmentation rhinoplasty; Pioneer of green rhinoplasty concept. Worked in the clinical front line of Union Plastic Surgery Hospital; He has successively completed further studies in China Badachu Plastic Surgery Hospital and Peking Union Medical College Hospital. He has successfully completed more than 10,000 cases of fine rhinoplasty with autologous cartilage, nasal deformity correction, rhinoplasty failure repair and other operations during more than 20 years of focusing on rhinoplasty. He was invited as a rhinoplasty expert for many times and went to Korea, Japan, the United States and other places for academic exchanges.