CHINA OILFIELD SERVICES LIMITED revenue for the last year amounted to 44.11 B CNY, the most of which — 25.76 B CNY — came from its highest performing source at the moment, Oilfield Technical Services, the year earlier bringing 19.60 B CNY. The greatest contribution to the revenue figure was made by China — last year it brought CHINA OILFIELD SERVICES LIMITED 34.64 B CNY, and the year before that — 29.38 B CNY.