Couples who have a normal sexual life and are not separated and are not able to conceive spontaneously for 1 year or more can be called infertile. Infertility is essentially a clinical meaning, and there are doctors who equate infertility with spontaneous abortion during pregnancy. Referring to other failure to conceive as infertility. If you meet the above conditions of infertility, you can go to a fertility center for related examinations: 1. general gynecological examination of the reproductive organs, and also basic ultrasound of the uterus and adnexa to see if there are abnormalities in the development of internal and external reproductive organs, inflammation, or acquired lesions. 2.If you want to see the basic reproductive endocrine measurement, which is often called female sex hormone level measurement, usually come to the hospital between the 2nd and 5th day of menstrual bleeding to collect venous blood. 3.If the menstrual cycle is about 28 days, you can come to the hospital’s fertility center on the 10th-12th day after the blood starts to do ultrasound monitoring of follicle development and endometrial growth in order to make diagnosis and adjustment. 4. Within 3-7 days after menstruation and in case of abstinence this month, tubal lavage with ultrasound or imaging can be done to determine whether there is poor patency or adhesions of the fallopian tubes. Patients also often misidentify or rumor which one hurts and which one doesn’t, that one is accurate or that one is not, but in fact there should not be much difference for the same doctor to operate. 5, In addition, we can also ask the patient to check if there are any immune factors on the conception and pregnancy process. Such as: anti-sperm, endometrial, cardiolipin, anti-ovarian, closed antibodies, etc. This can be done with the aforementioned blood collection at the time of consultation. 6.In addition, there is a special need for some patients to come to the hospital in the morning on an empty stomach to do insulin release test and glucose tolerance test. 7, the male partner abstinence within 3-7 days, as far as possible to avoid the recent sauna, hot baths, drinking alcohol, staying up late and other time periods that cause poor physical condition, come to the hospital to do semen analysis examination. 8. If the male partner has sperm problems, he can consider further checking male sex hormones and auxiliary examinations of reproductive organs. To confirm the cause of bad semen or no sperm, and to determine the direction and method of future treatment. Generally, if the infertile couple can complete the examination according to the above-mentioned examination, they can basically determine the direction and method of future infertility treatment for the patient and realize the beautiful wish of a happy and happy family as soon as possible.