**Education and Professional Experience:** September 1981 ~ July 1987: Bachelor's Degree, Department of Stomatology, Sun Yat-sen University of Medical Sciences September 1991 ~ June 1994: Master's Degree, Clinical Stomatology, Sun Yat-sen University of Medical Sciences September 2006 ~ June 2009: Doctoral Degree, Clinical Stomatology, Sun Yat-sen University July 1987 ~ Present: Department of Stomatology, The First Affiliated Hospital, Sun Yat-sen University. Served as Resident, Attending Physician, Associate Professor/Associate Chief Physician, Chief Physician/Professor. Served as Director of the Department of Stomatology since 2005. **Professional Affiliations:** Vice Chairman, Guangdong Stomatological Association, Committee of General Stomatology; Member, First and Second Council, Guangdong Stomatological Association; Executive Council Member, Guangdong Association of Plastic and Aesthetic Medicine; Standing Committee Member, Guangdong Stomatological Association, Committee of Oral Mucosal Diseases; Member, Guangdong Committee of Oral and Maxillofacial Surgery; Member, Guangdong Medical Association, Committee of Maxillofacial and Head-Neck Surgery; Member, Guangdong Association of Senior Professors, Medical Expert Committee, Stomatology Research Group; Member, Guangdong Stomatological Association, Committee of Stomatology Education; Member, Guangdong Hospital Association, Committee of Stomatology Medical Management; Reviewer, National Natural Science Foundation of China; Member, Guangzhou Medical Association Expert Database for Medical Malpractice Technical Appraisal; Editorial Board Member, *Chinese Journal of Stomatological Research* (Electronic Edition); Specially Invited Reviewer, *Chinese Journal of Clinical Oncology*. **Publications (as first author or corresponding author):** 1. CHONG-JIN FENG, XIAO-WEI LU, DONG-YUAN LUO, HUI-JUN LI, JUN-BING GUO. Knockdown of Cdc6 Inhibits Proliferation of Tongue Squamous Cell Carcinoma Tca8113 Cells. *Technology in Cancer Research and Treatment*. 2012, September 10. Epub ahead of print. 2. Huang Daiying, Li Zhiyong, Feng Chongjin. Reconstruction of oral and maxillofacial soft tissue defects with free forearm flap. *Chinese Journal of Microsurgery*, 2012, 4, 319-320. 3. Luo DY, Feng CJ, Guo JB. Pulmonary metastases from an Ameloblastoma: Case report and review of the literature. *J Craniomaxillofac Surg*. 2012 Apr 14. Epub ahead of print. 4. Huang Daiying, Nie Dahong, Feng Chongjin. Short-term efficacy of interstitial implantation of radioactive 125I seeds for oral and maxillofacial malignant tumors. *Chinese Journal of Stomatological Research* (Electronic Edition), 2011, 5(5): 38-41. 5. Lu Xiaowei, Feng Chongjin, Guo Junbing, Luo Dongyuan. Targeted Cdc6 RNAi inhibits proliferation of tongue cancer CAL-27 cells. *Journal of Sun Yat-sen University* (Medical Sciences), 2011, 32(5): 594-599. 6. Feng Chongjin, Lu Xiaowei, Liao Guiqing. Construction of lentiviral vector targeting cell division cycle protein 6 RNAi. *Chinese Journal of Stomatological Research* (Electronic Edition), 2010, 4(5): 24-28. 7. Niu Yanhong, Feng Chongjin, Huang Weian, Guo Junbing, Lu Xiaowei, Luo Dongyuan. Preliminary study of edaravone in preventing radiation-induced oral mucositis in rats. *Chinese Journal of Stomatological Research* (Electronic Edition), 2010, 4(4): 9-12. 8. Huang Daiying, Ran Wei, Liao Xin, Lu Xiaowei, Feng Chongjin. Diagnosis and management of multiple space and combined thoracic infections in the maxillofacial and neck region. *Journal of Clinical Rehabilitative Tissue Engineering Research*, 2010, 14, 226-227. 9. Li Huijun, Lu Xiaowei, Li Chunyang, Lai Yingrong, Feng Chongjin, Liao Guiqing. Expression of minichromosome maintenance protein 7 and cell division cycle protein 6 in oral squamous cell carcinoma and precancerous lesions. *Chinese Journal of Stomatological Research* (Electronic Edition), 2010, 4(3): 9-12. 10. JIAN-NA LI, CHONG-JIN FENG, YONG-JUN LU, HUI-JUN LI, ZHENG TU, GUI-QING LIAO, CHUN LIANG. mRNA expression of the DNA replication-initiation proteins in epithelial dysplasia and squamous cell carcinoma of the tongue. *BMC Cancer*. 2008, 30; 8: 395. 11. CHONG-JIN FENG, HUI-JUN LI, JIAN-NA LI, YONG-JUN LU, GUI-QING LIAO. Expression of Mcm7 and Cdc6 in oral squamous cell carcinoma and precancerous lesions. *Anticancer Res*. 2008, 28 (6A): 3763-3769. 12. Guo Junbing, Zhu Shuangxi, Li Chibin, Li Chunyang, Cheng Bin, Jiang Hongwei, Chen Yong, Wang Hanyu, Feng Chongjin. Expression and significance of hypoxia-inducible factor-1α and cyclooxygenase-2 in radiation-induced oral mucositis in rats. *Chinese Journal of Stomatological Research* (Electronic Edition), 2008, 2(3): 217-227. 13. CHONG-JIN FENG, JUN-BING GUO, HONG-WEI JIANG, SHUANG-XI ZHU, CHUN-YANG LI, BIN CHENG, YONG CHEN, HAN-YU WANG. Spatio-temporal localization of HIF-1α and COX-2 during irradiation-induced oral mucositis in a rat model system. *Int J Radiat Biol*. 2008, 84(1): 35-45. 14. Feng Chongjin, Guo Junbing, Jiang Hongwei, Li Chunyang, Cheng Bin, Chen Yong, Wang Hanyu, Li Huijun. Expression and significance of hypoxia-inducible factor-1α in radiation-induced oral mucositis in rats. *Chinese Journal of Pathophysiology*, 2007, 23(6): 1223-1227. 15. Guo Junbing, Feng Chongjin, Jiang Hongwei, Li Chunyang, Cheng Bin, Chen Yong, Wang Hanyu, Li Huijun. Expression and significance of cyclooxygenase-2 in radiation-induced oral mucositis in rats. *Chinese Journal of Radiological Medicine and Protection*, 2007, 27(1): 63-66. 16. Feng Chongjin, Guo Junbing, Li Chuyu, Wang Hanyu, Li Chunyang, Cao Xinping, Cheng Bin. Establishment of a rat model of radiation-induced oral mucositis. *Chinese Journal of Radiological Medicine and Protection*, 2006, 26(4): 346-348. 17. Feng Chongjin, Li Chunyang, Cheng Bin, Liang Huizhen, Guo Junbing. Expression and significance of glucocorticoid receptors in infantile hemangiomas. *Journal of Sun Yat-sen University* (Medical Sciences), 2006, 27(3s): 63-65. 18. Feng Chongjin, Li Chunyang, Zhong Xueyun, Xia Juan, Cheng Bin, Guo Junbing. Construction of a chimeric gene expression vector inducing apoptosis in oral squamous cell carcinoma cells. *Chinese Journal of Pathophysiology*, 2006, 22(6): 1207-1210. 19. Feng Chongjin, Ran Wei, Li Chuyu, Guo Junbing. Clinical characteristics and treatment of radiation-induced osteomyelitis of the jaws. *Chinese Journal of Radiological Medicine and Protection*, 2006, 26(2): 159-160. 20. Feng Chongjin, Ran Wei, Ding Xueqiang, Chen Songling, Guo Junbing, Feng Xia. Clinical evaluation of cleft palate repair in infancy. *Journal of Sun Yat-sen University* (Medical Sciences), 2006, 27(2): 225-227. 21. Feng Chongjin, Guo Junbing, Chen Yong. Clinical efficacy of rhEGF in preventing and treating acute radiation-induced oral mucositis. *Chinese Journal of Radiological Medicine and Protection*, 2006, 26(1): 48-49. 22. Feng Chongjin, Ran Wei, Chen Songling, Guo Junbing, Li Yanxia. Clinical evaluation of cleft lip repair in neonates. *New Medicine*, 2005, 36(7): 401-402. 23. CHONG-JIN FENG, JUN BING, YONG CHEN. Clinical characteristics and treatment of malignant granuloma. *Chinese Journal of Clinical Oncology*, 2005, 2(1): 469-472. 24. Feng Chongjin, Li Chunyang, Hong Yun, Yang Linglan, Ye Ping, Cheng Bin. Study on apoptosis induction in Tca8113 cells in vitro by transfection with cdc25A-Fas chimeric gene expression vector. *Chinese Journal of Cancer*, 200