Acute ST-segment elevation myocardial infarction is one kind of acute coronary syndrome, which has the same symptoms as other heart attacks, and is mainly manifested by the different electrocardiograms, which show ST-segment elevation. The disease is prone to very serious complications due to the fact that more myocardium is involved in the permeable infarcts, and the myocardial ischemia is more extensive. The onset of the need for active treatment, once the ST-segment elevation myocardial infarction, the patient can not be relieved by themselves, so they need to immediately call the 120 system, 120 will immediately through the emergency system, through the green channel into the rescue system, the earlier the treatment, the better the results.