Obstetric anesthesia is laden with challenges in many countries worldwide because of:(1) situation mutations of patient's condition;(2)no absolute contraindications to various anesthetic techniques from local to general anesthesia. Numerous factors—— the indications for the surgery, the degree of urgency, maternal status, desires of the patient， and even the cost, which is the most significant factor contribute to the choice of anesthesia? This paper does not intend any of technique as the best one. The authors only advocate to measure the methods to implement safety obstetric anesthesia according to the actual conditions, anesthetic features, delivery room equipment and circumstances of obstetric care team et al.