RESUMEN
<p><b>OBJECTIVE</b>To find a way to view ECG from different manufacturers in electrocardiogram information system.</p><p><b>METHODS</b>Different format ECG data were transmitted to ECG center by different ways. Corresponding analysis software was used to make the diagnosis reports in the center. Then we use PDF convert to change all ECG reports into PDF format. The electrocardiogram information system manage these PDF format ECG data for clinic user.</p><p><b>RESULTS</b>The ECG reports form several major ECG manufacturers were transformed to PDF format successfully. In the electrocardiogram information system it is freely to view the ECG figure.</p><p><b>CONCLUSIONS</b>PDF format ECG report is a practicable way to solve the compatibility problem in electrocardiogram information system.</p>