ING BK SLASK NAM. ZY 1 revenue for the last year amounted to 2.63 B EUR, the most of which — 1.37 B EUR — came from its highest performing source at the moment, Corporate Banking, the year earlier bringing 1.31 B EUR. The greatest contribution to the revenue figure was made by Poland — last year it brought ING BK SLASK NAM. ZY 1 2.50 B EUR, and the year before that — 2.33 B EUR.