Doctor Profile：Professor Tong received extensive clinical training of gynecology, he holds three physician license of China, America and Germany. He is leader of ovarian cancer gene group in the German University of Freibury Obstetrics and Gynecology. He obtained the United States President SGI Award. Has 15 years working experience in China, America and Germany, has accumulated a wealth of clinical experience. Good at female pelvic floor dysfunction of surgical treatment, various gynecological tumors of the laparoscopic surgery. In recent years, he completed nearly 2000 cases of related surgery, obtained high praise from the counterparts in America.