Wang Delin, male, returned from studying abroad, doctor, professor, chief physician, master tutor. International member of Singapore Urology Society, member of Asian Urology Society and member of Asia-Pacific Urology Oncology Society. National Natural Science Foundation, Chongqing Natural Science Foundation, and evaluation experts of scientific research projects of the Ministry of Health. 199 1 Graduated from Medical College of Chongqing Medical University,1994 Master of Urology, Doctor of Surgery, 2003. He studied in Peking University Institute of Urology and PLA 30 1 Hospital successively, and was a senior visiting scholar in Singapore Central Hospital and Cancer Institute in 2004-2005. Engaged in clinical, scientific research and teaching of urology for nearly 20 years. He is a teacher with exquisite skills and noble medical ethics. Specializing in the diagnosis and treatment of urinary calculi, tumors, prostate diseases, sexually transmitted diseases, urinary incontinence, dysuria and male sexual dysfunction, laparoscopic urological surgery. The main research directions are urogenital tumors, prostate diseases, the mechanism and gene therapy of partial androgen deficiency in elderly men. He has undertaken more than one scientific research project 10, such as National Natural Science Foundation, provincial and ministerial level, municipal bureau level and Singapore NMRC project, published nearly 50 scientific research papers in SCI, CSCD core and statistical source journals, and participated in the compilation of 4 monographs on urology. Won the second prize of scientific and technological progress of Chongqing Municipal Health Bureau (1) and the excellent thesis award of Chongqing Medical Association (1). He has participated in many national academic conferences and was invited to Singapore, Malaysia, Hong Kong and the United States for international academic exchanges.