OPTICS TECHNOLOGY revenue for the last year amounted to 1.01 B CNY, the most of which — 828.95 M CNY — came from its highest performing source at the moment, Infrared Optical Materials, the year earlier bringing 738.60 M CNY. The greatest contribution to the revenue figure was made by China — last year it brought OPTICS TECHNOLOGY 689.78 M CNY, and the year before that — 591.73 M CNY.