1.Checkup items to be done by the mother: 1.Blood routine: Routine examination of the blood system, which helps to detect blood system diseases and thalassemia early. 2.Urinary routine: routine examination of the urinary system, which helps to detect kidney-related diseases. 3.Biochemical examination: basic understanding of liver and kidney function, blood sugar and blood lipid, early detection of liver and kidney related diseases, diabetes and other early measures. 4.Gynecological and vaginal discharge examination: routine gynecological examination to determine the presence of genital deformities and whether there is vaginitis or pelvic inflammatory disease. 5.Gynecological ultrasound: check whether there are organic changes in the uterus, fallopian tubes and ovaries. 6.Infectious disease screening: to help determine whether there are infectious diseases such as hepatitis B, syphilis and HIV. 7, virus: rubella virus, cytomegalovirus, herpes simplex virus and toxoplasmosis, these viruses are more harmful to the fetus and can lead to fetal malformation. Therefore, it is important to check for high-risk unexpectant mothers who have pets at home or have been exposed to the above-mentioned viruses. 8, sex hormone 6 test: women who usually have irregular and often disordered periods need to go to understand the ovarian function and ovulation. 9.Fallopian tube: For women who have been preparing for pregnancy for more than one year and are not pregnant, they can have their fallopian tubes checked, such as fallopian tube angiography. 10.Chromosome: for women with family history of genetic diseases or repeated miscarriages in previous pregnancies. 11.Oral examination: for women with periodontal disease or dental problems, they must go to dentistry to deal with the problematic teeth before pregnancy. Because women are prone to toothache and bleeding gums during pregnancy, but it is inappropriate to extract teeth during pregnancy, so be sure to make early preparations. 12. Blood type: Having some knowledge of your own and your spouse’s blood type and titer can predict in advance the possibility or risk of hemolysis in the newborn. 2.Note before the examination: 1.Empty stomach is required on the day of examination. 2.Avoid menstrual period, 3~7 days after menstruation is clean is suitable. 3.The day before the test, do not have sex. It is best to wash the vulva on the day of the test, but it is not recommended to douche the vagina (especially not with lotion). 4.Three days before the examination, you need to have a reasonable diet and rest, avoid staying up late and keep your energy level high. 5. Transvaginal ultrasound is recommended, as it does not require holding urine and the uterus and ovaries can be seen more clearly. 3.Checkup items to be done by the father: 1.Blood routine: to check blood system related diseases, such as leukemia, infection, diabetes and other diseases that affect fertility. 2.Urinary system routine examination: to understand the penis, testicles, spermatozoa and other reproductive organs, to exclude diseases of the male reproductive system. 3.Infection disease screening: to help determine if you have infectious diseases such as hepatitis B, syphilis and HIV. 4.Biochemical examination: to do basic understanding of liver and kidney functions and blood sugar and lipids, to detect liver and kidney related diseases and diabetes early and take early measures. 4.Dad’s optional checkups: 1.Chromosome: men with family history of genetic diseases or recurrent miscarriages of previous spouses. V. Note before the examination: 1. Fasting on the day of examination. 2, regular life before the examination, balanced diet.