TYK CORPORATION revenue for the last year amounted to 30.01 B JPY, the most of which — 30.01 B JPY — came from its highest performing source at the moment, Refractory Bricks, the year earlier bringing 28.68 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought TYK CORPORATION 20.74 B JPY, and the year before that — 20.28 B JPY.