Maternal and infant health care refers to the systematic examination, monitoring, health care guidance and delivery treatment for pregnant women, parturients, fetuses and newborns from the beginning of pregnancy to 42 days after delivery. Establishing card monitoring in early pregnancy, prenatal diagnosis to eliminate congenital malformation and hereditary diseases, prenatal examination, high-risk pregnancy screening, improving hospital delivery rate, doing perinatal care, handling all stages of labor, and making the fetus born safely. Do a good job in maternal postpartum and neonatal health care, and promote breastfeeding. Paying attention to puerperal health care is the process of recovery of maternal system, especially reproductive organs. At the same time, the breast begins to secrete milk, which is related to the normal recovery of the parturient and is conducive to the healthy growth of the newborn. Breast milk is the most ideal food for babies. In order to protect the health of nursing mothers and babies, we must pay attention to nursing care. Breast-feeding mothers should keep a happy mood, avoid excessive fatigue and ensure adequate rest and sleep. Strengthen management, pay attention to keep the newborn warm, prevent asphyxia, hold milk early, and keep the mother and baby in the same room to prevent accidents.