Reproductive Medicine Department of the fourth hospital of Hebei Medical University is a special department of the hospital. It was founded in 1996, and the first test tube baby was born in December 2000. In 2001, it was expanded to reproductive medicine department. In 2006, assisted reproductive technology was officially implemented with the approval of the Ministry of health. At present, there are 4 chief physicians, 2 deputy chief physicians, 1 deputy chief examiner, 1 deputy chief nurse, 4 medical doctors and 15 masters. Since its establishment, the Department has continuously introduced and learned advanced technology at home and abroad, and carried out scientific management and standardized operation, and achieved a high clinical pregnancy rate in assisted reproductive technology. At present, the Department of reproductive medicine mainly deals with the diagnosis and treatment of infertility, amenorrhea, irregular menstruation, ovulation disorders, salpingitis, polycystic ovary syndrome, endometriosis, recurrent abortion, oligospermia and azoospermia in men and women. At the same time, it carries out the following assisted reproductive technologies: conventional in vitro fertilization embryo transfer, intracytoplasmic sperm injection, blastocyst culture Breeding, freezing and recovery of embryo and blastocyst, artificial insemination by husband and artificial insemination by donor, etc. In addition, we also carried out techniques such as multiple pregnancy reduction, sperm cryopreservation, testicular puncture biopsy, testicular microejaculation and so on, as well as genetic consultation and fertility preservation of eugenics and eugenics.