RAY CO., LTD. revenue for the last year amounted to 80.00 B KRW, the most of which — 71.48 B KRW — came from its highest performing source at the moment, Advanced Medical Devices Product, the year earlier bringing 123.48 B KRW. The greatest contribution to the revenue figure was made by Asia — last year it brought RAY CO., LTD. 38.87 B KRW, and the year before that — 69.67 B KRW.