Pregnancy requires regular maternity checkups and the tests prescribed by the doctor each time are important. These programs mainly contain physical examination of the pregnant woman, examination of fetal abnormalities, examination of fetal growth and development, and so on. 1. Physical examination of the pregnant woman: after determining early intrauterine pregnancy, the pregnant woman will undergo a comprehensive general examination, which mainly includes liver and kidney function, blood routine, urine routine, blood sugar, infectious disease examination, electrocardiogram, weight, blood pressure and so on. A 75g glucose tolerance test is required at 25-28 weeks of pregnancy. Group B streptococcus test is performed in 35-37 weeks of pregnancy. 2. Fetal malformation examination: mainly fetal nuchal translucency examination, Down’s syndrome screening or non-invasive DNA, three-dimensional or four-dimensional ultrasonography, and amniocentesis is needed when Down’s syndrome screening or non-invasive DNA is of high risk. 3. Fetal growth and development examination: mainly ultrasonography, pregnant women’s uterine height, abdominal circumference examination. Fetal heart monitoring examination is needed in late pregnancy. After pregnancy, you need to carry out obstetric examination according to the time arranged by the doctor, and seek medical treatment in time if any abnormality occurs.