Assistant to the President, Deputy Director of the International Department, Chief Physician, Doctor of Oncology (post-doctoral), Masters Supervisor, one of the second batch of "Nanhai Famous Figures" in Hainan Province, and a high-level "Leading Talent" in Hainan Province. He has been engaged in clinical, teaching, and research work in head and neck oncology surgery and oral and maxillofacial surgery for over 30 years.

Skilled in surgical treatment of various benign and malignant tumors of the head and neck, including thyroid tumors, nasopharyngeal cancer, oral cancer, and pharyngeal tumors; particularly skilled in repairing and reconstructing defects after head and neck tumor surgery, as well as precise and minimally invasive treatment of craniofacial tumors that also consider facial appearance.

Specializes in the diagnosis and treatment of thyroid gland cancer, nasopharyngeal cancer, salivary gland and tumors of the mouth, nose and throat. Especially good at the repair and functional reconstruction of postoperative soft and hard tissue defects of head and neck tumors; diagnosis and treatment of oral cancer; postoperative defect repair and functional reconstruction of oral and maxillofacial tumors; oral and maxillofacial trauma; implant prosthetic restoration and invasive and metastatic mechanism of head and neck tumors; and the clinical application of intraoperative radiotherapy in head and neck tumors.

Mechanisms of invasive metastasis in head and neck tumors; clinical application of intraoperative radiotherapy in head and neck tumors.

Deputy chairman of Thyroid Tumor Professional Committee of Hainan Tumor Prevention and Treatment Association 
Standing member of Otolaryngology, Head and Neck Surgery Professional Committee of Hainan Medical Association 
Member of the Fourth Session of the Oncology Professional Committee of Hainan Medical Association 
Member of the Sixth and Seventh Session of Plastic Surgery, Medical Aesthetics and Cosmetology Professional Committee of Hainan Medical Association 
Specialized member of Oral and Maxillofacial Surgery Professional Committee, Chinese Stomatological Association 
Member of Oral Surgeon Branch of Chinese Medical Doctor Association  
Member of Expert Committee of Medical Quality Control Center for Otorhinolaryngology Specialties in Hainan Province (2023.06-2024.12)

1.Jingyu Sun, Zhenlin Cai, Yong Qian(corresponding author). Expression and Significance of Retinoic Acid-related Orphan Nuclear Receptor α (RORα) in Head and Neck Squamous Carcinoma. Journal of Gannan Medical College. 2022, 42(04): 355-361. 
2.Tao Zhou, Fangteng Zhao, Chuiguang Jiang, Da Deng, Jingyu Sun, Yong Qian(corresponding author). Repair of Mandibular Defects after Folding of Vascularized Free Fibula Flap. Jiangxi Medicine. 2020,55(11): 1548-1551. 
3.Ying Wang, Hui-nan Lu, Hua-nan Fan, Yong Qian. Cryptotanshinone sensitizes antitumor fffect of paclitaxel on tongue squamous cell carcinoma growth by inhibiting the JAK/ STAT3 signaling pathway. Biochem Biophys Res Commun. 2017; 95:1388–1396.
4.Da Deng, Ying Wang, Weisong Liu, Yong Qian. Oral and maxillofacial non-Hodgkin lymphomas: Case report with review of literature. Medicine. 2017; 96: 35(e7890).
5.Da Deng, Yong Qian. Large-sized desmoid-type fibromatosis presented in left nuchodorsal region and managed with surgical excision: A case report and review of literature. Biomedical Research. 2017; 28 (22): 10014-10019.