Diphtheriae is an reemerging infectious disease widespread in the world. Bacterial infection of Corynebacterium diphtheria usually not invasive, but the bacteria can produce toxins that cause pathological effects on the heart muscle and other organs, and a 10-17% death-risk was occurred. Diphtheriae can be prevented by immunization. Immunizations are given to infants at the age of 0-11 mon…