ENN ENERGY HOLDINGS LTD revenue for the last year amounted to 272.39 B MXN, the most of which — 145.64 B MXN — came from its highest performing source at the moment, Retail Gas, the year earlier bringing 174.45 B MXN. The greatest contribution to the revenue figure was made by China — last year it brought ENN ENERGY HOLDINGS LTD 266.29 B MXN, and the year before that — 318.29 B MXN.