During pregnancy, different tests are needed according to the week of pregnancy, mainly including routine blood and urine tests for pregnant women and ultrasound, Down’s syndrome and other fetal tests. 1. The first maternity checkup: at 6~13+6 weeks, it mainly includes routine blood and urine tests, fasting blood glucose, liver and kidney tests, and ultrasound tests during early pregnancy. 2. The second maternity checkup: at 14~19+6 weeks, the measurement of uterine height and blood pressure, as well as the examination of fetal heart rate and Down’s syndrome screening are usually required. 3. Third checkup: at 20~24 weeks. Blood pressure, weight, uterine height, routine blood and urine tests, ultrasound screening of the fetal system, fetal heart rate, etc. will be checked. 4. Fourth checkup: at 25~28 weeks. Blood pressure, weight, uterine height, glucose tolerance and fetal heart rate will be checked. 5. Fifth checkup: at 29~32 weeks. It is mainly to check blood pressure, weight, uterine height and other routine health care contents as well as fetal position and obstetric ultrasonography. 6. Sixth obstetric examination: 33~36 weeks sperm that, need to check blood pressure, weight, uterine height, urine routine as well as fetal heart rate, fetal position, etc.. 7. 7th~11th maternity examination: 37~41 weeks should be weekly maternity examination, checking blood pressure, weight, uterine height, as well as fetal heart rate, fetal position, obstetric ultrasound, fetal heart rate monitoring and so on. Regular prenatal checkups during pregnancy can help prevent and treat pregnancy complications, detect fetal abnormalities in time and make appropriate treatment.