Qingxue Zhang (M.D. & Ph.D). Clinical Focus: Familiar with the diagnosis and treatment for diseases in obstetrics and gynecology. Prof. Zhang Qingxue is expert at treating gynecological diseases caused by endocrine disorders, such as infertility, menstrual disorders and endometriosis. He also masters the technique of In Vitro Fertilization and Embryo Transfer, Hysteroscopy, and ultrasound examination. Research Interests: Prof. Zhang Qingxue puts his research interests on the female fertility preservation, in vitro culture of early follicles, endometrial receptivity, and noninvasive embryo assessment technology and PGT. Academic Achievements: Prof. Zhang Qingxue has published more than 150 pieces of research papers and edited twelve professional books. For the past years, he has won six awards of national and provincial level for his contribution to the development of medical sciences. In June, 2003, he has won a national patent for designing a method of establishing embryonic stem cell lines. Social Responsibility: Committee Member of the Reproductive Medicine Committee, Chinese Medical Association; Chair of the Reproductive Medical Doctor Committee, Guangdong Medical Doctor Association; Vice Chair of the Reproductive Medicine Committee, Guangdong Medical Association; Committee Member of Gynecology and Obstetrics, Guangdong Medical Association; Committee Member of Endocrinology, Affiliate of Gynecology and Obstetrics, Guangdong Medical Association; Editorial Board Member of Journal of Reproductive Medicine, Journal of International Obstetrics and Gynecology