FORMOSA SUMCO TECHNOLOGY CORP revenue for the last year amounted to 14.88 B TWD, the most of which — 14.88 B TWD — came from its highest performing source at the moment, Silicon Wafer, the year earlier bringing 16.39 B TWD. The greatest contribution to the revenue figure was made by Taiwan — last year it brought FORMOSA SUMCO TECHNOLOGY CORP 11.46 B TWD, and the year before that — 12.06 B TWD.