A year and a half after a cesarean section, a second pregnancy can be attempted vaginally after a full assessment by a doctor to exclude contraindications. Cesarean section is a surgical procedure to terminate a pregnancy and should be performed by a specialized doctor. For pregnant women who have a history of cesarean section, it is necessary to know in detail the situation of the previous operation, such as the indications for cesarean section, the condition of the incision and the opening of the uterine cavity, the postoperative recovery, etc., and then by the receiving doctor’s full assessment, the interval of one and a half years and then pregnant again with a second child can be vaginal trial of labor. Pregnant women who wish to deliver after a cesarean section should first exclude contraindications such as history of uterine rupture and history of more than two cesarean sections, and also strengthen the management of pregnancy to ensure that the fetus is of appropriate size. After labor is initiated, they should be ready for surgery at any time, and be given continuous electronic fetal heart rate monitoring, pay attention to the presence or absence of abnormalities such as pressure and pain at the scar site, and closely monitor the progress of the labor process to ensure the safety of mothers and infants.