Pre-conception check-ups are different from regular medical check-ups, which are mainly done for reproductive system and genetic factors. Both husband and wife should be examined for relevant items because a healthy baby must first be the result of the union of healthy sperm and egg, so preconception checkups for men are as important as for women. Preconception tests are best done 3 to 6 months before pregnancy. To have a healthy child, preconception checkups are very important: 1. Routine medical history. Previous health status, the presence of acute and chronic diseases (such as hypertension, diabetes, heart disease, kidney disease, respiratory diseases, etc.), infectious diseases (hepatitis, tuberculosis, sexually transmitted diseases, etc.); history of genetic diseases, history of major surgical trauma, history of menstrual marriage and contraception. 2.Blood pressure measurement, general physical examination, gynecological examination: to see if there are any deformities and tumors in the reproductive organs, oral examination of teeth for pulpal gum inflammation. 3, routine white belt, cervical TCT examination, (vaginal secretion gonococcal, chlamydia culture optional), urinary routine. 4.Upper abdomen, urinary tract, gynecological ultrasound. 5.Electrocardiogram. 6.Blood sampling: blood routine, (coagulation function optional), blood biochemistry, blood thyroid function, blood TORCH , blood hepatitis antigen antibody, blood syphilis, AIDS antibody, blood type. If abnormalities are found, please consult a specialist for treatment and make sure that the pregnancy does not affect the body before trying to conceive.