TSEC CORPORATION revenue for the last year amounted to 4.51 B TWD, the most of which — 4.37 B TWD — came from its highest performing source at the moment, Solar Module, the year earlier bringing 8.10 B TWD. The greatest contribution to the revenue figure was made by Asia — last year it brought TSEC CORPORATION 4.38 B TWD, and the year before that — 8.10 B TWD.