ORIENTAL ENERGY CO revenue for the last year amounted to 27.12 B CNY, the most of which — 13.44 B CNY — came from its highest performing source at the moment, Chemical, the year earlier bringing 13.61 B CNY. The greatest contribution to the revenue figure was made by China — last year it brought ORIENTAL ENERGY CO 16.91 B CNY, and the year before that — 17.05 B CNY.