NATIONAL INDUSTRIALIZATION CO. revenue for the last year amounted to 3.57 B SAR, the most of which — 1.77 B SAR — came from its highest performing source at the moment, Petro-chemicals, the year earlier bringing 2.20 B SAR. The greatest contribution to the revenue figure was made by Saudi Arabia — last year it brought NATIONAL INDUSTRIALIZATION CO. 2.29 B SAR, and the year before that — 2.11 B SAR.