ZYXEL GROUP CORPORATION revenue for the last year amounted to 30.38 B TWD, the most of which — 13.96 B TWD — came from its highest performing source at the moment, Products, the year earlier bringing 13.86 B TWD. The greatest contribution to the revenue figure was made by Other Countries — last year it brought ZYXEL GROUP CORPORATION 18.65 B TWD, and the year before that — 18.44 B TWD.