Professor Zhien Feng is an expert in the field of oral and maxillofacial surgery and a Chinese trained surgeon who Graduated from Shanghai Jiaotong University. And then underwent postdoctoral from Department of Oral and Maxillofacial Surgery of Peking University Stomatological Hospital. Diagnosis and treatment of oral squamous cell carcinoma is his main research direction. He supervised and completed hundreds of benign and malignant tumors operations of the head and neck at the Stomatological Hospital Affiliated to Capital Medical University. So far he has published more than 30 papers. Professor Feng is the vice chairman of Skull base surgery youth committee of China International Exchange and Promotion Association for Medical and Healthcare; Committee of on head and neck cancer youth committee of China anti-cancer association; Committee of professional Committee on Oral and Maxillofacial Surgery of Beijing Stomatological Association; and youth committee of professional committee on oral and maxillofacial surgery of Chinese Stomatological Association. Professor Feng is passionate about researching new surgical techniques, educating students and teams to improve clinical and scientific capabilities.