The general process of IVF includes the following: 1. The couple should prepare marriage certificate, ID card and photocopies. The law of the country stipulates that a man and a woman must be registered as married before implementing human assisted reproduction techniques such as artificial insemination or IVF; 2, visit a fertility specialist to sign an informed consent form; 3, the couple should improve various tests to exclude contraindications to pregnancy, or when the test results suggest abnormalities, they need to be treated in a specialist before assisting in pregnancy; 4, ovulation promotion and follicle monitoring after the test results are free of abnormalities; 5, when When the follicles are mature, the eggs are surgically removed by the woman and sent to the laboratory for culture, while the husband takes the sperm and sends it to the laboratory for washing to prepare for fertilization; 6. 2-6 days of in vitro fertilization embryo culture in the laboratory and daily observation of embryo development during the culture process; 7.