Premature babies at 32 weeks are generally treated in a warm box for 4-8 weeks, depending on the baby’s condition. The primary role of the incubator is to keep the baby warm, but also to reduce the chance of infection, to help the medical staff to observe the baby’s condition. 32 weeks preterm infants in the incubator length should depend on their individual circumstances, in general, 32 weeks preterm infants should correct the gestational age to 36 weeks, the baby can maintain their own constant body temperature at room temperature between 36.5-37.2 degrees, and make its weight more than 4 pounds, eating, sleeping, urination and defecation are normal, and to achieve the above conditions can be released, The baby can be taken out of the incubator when the above conditions are met and the baby’s breathing, heart rate and other vital signs are stable. However, after being discharged from the incubator, the baby should continue to be hospitalized in the neonatal unit for a period of time because there are many early or late complications in preterm babies, and the baby needs to be hospitalized for a longer period of time for observation to prevent and control the occurrence of complications. In addition, attention should be paid to the intake of adequate nutrients for the newborn.