RAY revenue for the last year amounted to 146.00 B KRW, the most of which — 123.48 B KRW — came from its highest performing source at the moment, Advanced Medical Devices Product, the year earlier bringing 109.20 B KRW. The greatest contribution to the revenue figure was made by Asia — last year it brought RAY 69.67 B KRW, and the year before that — 67.17 B KRW.