Fetal maturity grade 2 generally refers to placental maturity grade II, it is not possible to judge when a pregnant woman will give birth through placental maturity grade II, generally pregnant women can give birth when they are 37 weeks pregnant and not more than 42 weeks pregnant, and pregnant women may have irregular contractions, redness and other manifestations before giving birth. Placental maturity class II is usually seen in women who are 38 weeks pregnant, which indicates that the placenta has matured, but there is no connection with when the baby is due, so you can’t tell when the baby will be born by placenta maturity class II. A fetus delivered at 37 weeks but not more than 42 weeks of pregnancy is usually considered full term. Before labor, a pregnant woman may experience irregular contractions, contractions that gradually increase in intensity, bloody vaginal discharge, and a feeling of the fetus descending, among other signs of preterm labor. Symptoms of preterm labor indicate that the fetus is not far from delivery. Placental maturity class II does not indicate when a pregnant woman will go into labor. It is recommended that pregnant women rest appropriately, avoid overwork, and go to the hospital for regular checkups.