Artificial insemination is mostly applied to the male party, because of the female party’s infertility caused by oligozoospermia, weak spermatozoa, deformed spermatozoa and semen non-liquefaction, as well as sexual dysfunction and so on. Before doing artificial insemination, the male party should do the following examinations: 1. Review the semen routine, because the male party’s semen is affected by the physical condition, mental stress and other factors, there will be certain fluctuations and changes, so it is recommended that the male party who wants to do artificial insemination should have at least 2 times of semen routine, preferably 2 times of semen routine in the case of the same period of abstinence, and then verify the existence of oligospermia, weak spermatozoonosis and malformation indeed. Spermia and other indications for artificial insemination; 2. In addition to the 2 routine semen examinations, it is also recommended that the male partner should go to check the infectious indicators, liver and kidney functions as well as the ultrasound of the male genitalia, etc. To improve the auxiliary examination, he can go to the Department of Reproductive Medicine to build up a file and prepare for the artificial insemination with his ID card and marriage certificate.