The checkups to be done during the whole pregnancy can be divided into early pregnancy checkups, mid-term pregnancy checkups and late pregnancy checkups according to the checkup period. 1. Early pregnancy tests mainly include: blood pressure measurement, weight measurement, ultrasonography, early Down’s syndrome screening, electrocardiogram, blood HCG test, blood progesterone test, liver function test, kidney function test, blood analysis test, urine analysis test, 4 infectious diseases test, coagulation test, NT test and so on. 2. Mid-term pregnancy test items mainly include: non-invasive DNA test, mid-term Down’s syndrome screening, glucose tolerance test, color ultrasound test, and so on. 3. Late pregnancy checkups mainly include: general checkups, 4D ultrasound, fetal heartbeat monitoring checkups and so on. Due to the different gestational weeks of pregnant women, the examination items are also slightly different, and you need to be guided by obstetricians and gynecologists to carry out the appropriate examination.