Pregnant women with hemoglobin 70g/L belong to moderate anemia, mainly iron deficiency anemia, the main treatment is iron supplementation and blood transfusion. Anemia is a more common disease in pregnancy, mainly because of the increase in blood volume during pregnancy, making the blood in a diluted state, but also physiological anemia. Iron deficiency anemia is the most common form of anemia in pregnancy. According to the standard of anemia, hemoglobin between 70~99g/L is moderate anemia. The main principles of treatment for anemia in pregnant women are iron supplementation and correction of the cause. Iron supplements are taken orally and can be administered through the use of ferrous sulfate and ferrous succinate. If the hemoglobin is lower than 70g/L, blood transfusion should be used, between 70~100g/L, according to the specific situation to choose whether to transfuse blood. Pregnant women with hemoglobin of 70g / L belongs to the middle degree of anemia, should consult a doctor in time to follow the doctor’s advice.