LAND MARK OPTOELECTRONICS CORP revenue for the last year amounted to 1.06 B TWD, the most of which — 1.05 B TWD — came from its highest performing source at the moment, Wafer, the year earlier bringing 2.36 B TWD. The greatest contribution to the revenue figure was made by China — last year it brought LAND MARK OPTOELECTRONICS CORP 755.87 M TWD, and the year before that — 926.96 M TWD.