SEOJIN SYSTEM revenue for the last year amounted to 778.70 B KRW, the most of which — 517.78 B KRW — came from its highest performing source at the moment, EMS. The greatest contribution to the revenue figure was made by South Korea — last year it brought SEOJIN SYSTEM 460.39 B KRW, and the year before that — 336.42 B KRW.