SUNNY FRIEND ENVIRONMENTAL TECH CO revenue for the last year amounted to 3.40 B TWD, the most of which — 2.90 B TWD — came from its highest performing source at the moment, Treatment, the year earlier bringing 3.46 B TWD. The greatest contribution to the revenue figure was made by Taiwan — last year it brought SUNNY FRIEND ENVIRONMENTAL TECH CO 2.40 B TWD, and the year before that — 2.77 B TWD.