DUOLUN TECHNOLOGY revenue for the last year amounted to 531.43 M CNY, the most of which — 245.33 M CNY — came from its highest performing source at the moment, Smart Vehicle Management, the year earlier bringing 349.14 M CNY. The greatest contribution to the revenue figure was made by China — last year it brought DUOLUN TECHNOLOGY 531.43 M CNY, and the year before that — 739.84 M CNY.