CHINA SOUTHERN POWER GRID TECHNOLOG revenue for the last year amounted to 2.54 B CNY, the most of which — 726.16 M CNY — came from its highest performing source at the moment, Energy Storage System Technical Services. The greatest contribution to the revenue figure was made by China — last year it brought CHINA SOUTHERN POWER GRID TECHNOLOG 2.54 B CNY, and the year before that — 1.79 B CNY.