1, the female patients need to recall the age of menarche, menstrual cycle (that is, how often the menstruation), menstrual period (each time the duration of menstruation), menstrual flow (each time the approximate number of menstrual pads), along with the menstrual cycle of the presence or absence of other symptoms of maladjustment. 2.Recall the age of marriage (including remarriage), contraception and specific contraceptive measures (IUD, condom contraception, safe period contraception, extracorporeal spermatozoa contraception, etc.), history of miscarriage, abortion, pelvic inflammatory disease and other abnormalities and complications; if there are multiple spontaneous abortions, there are no toxins, colds and other special circumstances in the early stages of pregnancy, and so on. 3, if in some hospitals and related examination results (try to bring the first visit) 4, if the man at the same time, I hope that the results of the examination and related medical records can be brought, if the couple has been unprotected sex and failed to get pregnant, the man needs to check the semen routine or some special tests (for example, more than 3 years of infertility is recommended to check the sperm acrosome enzyme; sperm; many years of infertility or multiple miscarriages is recommended to check the sperm acrosome enzyme; sperm is recommended to check the sperm. Years of infertility or multiple miscarriages suggest that the man check the sperm DNA fragmentation rate or sperm nucleoprotein immaturity rate test; sperm plasma fructose check; etc.). The male side of the examination needs to be in good health, abstinence 3 ~ 7 days (that is, after intercourse or male spermatozoa after resting for at least 48 hours, recommended masturbation methods, from head to tail all the collection to the complete semen to the specimen bottle, quickly sent to the laboratory for examination; if the first semen routine examination results are not normal, according to the situation needs to be in 8 ~ 21 days again to review the semen, if the results of the two semen examination results there is a significant difference, the need for a second semen examination If there is a significant difference between the results of the two semen examinations, the third examination is required within 8~21 days after the second semen examination, and the results of two of the three times shall prevail), 5, if the couple can come to the examination at the same time (it is recommended that husband and wife should be treated in the same clinic and under the same treatment, so as to shorten the time of the relevant examination and facilitate the arrangement of certain necessary invasive examinations), through the routine examination of semen, the female party’s endocrinology and ovulation screening, and the examination of the smoothness of the tubes (uterus and fallopian tube, iodine contrast imaging, ultrasound and hypography). Through routine semen examination, female endocrine and ovulation screening, tubal patency examination (uterine tubal contrast, ultrasonography (our latest 4-D ultrasonographic tubal fluid test to understand the patency of the fallopian tubes or laparoscopic tubal Melanoscopy)), and hysteroscopy combined with laparoscopy, if necessary, most of them are able to clarify the cause of infertility (if all of the above tests do not reveal the cause of infertility, then the cause of the infertility will be categorized as unexplained infertility). Physicians at the Fertility Center are able to choose a specific treatment plan based on the patient’s individual situation.