O-TA PECISION INDUSTRY CO revenue for the last year amounted to 4.37 B TWD, the most of which — 3.92 B TWD — came from its highest performing source at the moment, Golf Equipment, the year earlier bringing 7.25 B TWD. The greatest contribution to the revenue figure was made by America — last year it brought O-TA PECISION INDUSTRY CO 2.22 B TWD, and the year before that — 4.36 B TWD.