BEIJING TIANMA INTELLIGENT CONTROL TECHNOLOGY revenue for the last year amounted to 2.21 B CNY, the most of which — 1.57 B CNY — came from its highest performing source at the moment, Unmanned Intelligent Mining Control System Solution. The greatest contribution to the revenue figure was made by China — last year it brought BEIJING TIANMA INTELLIGENT CONTROL TECHNOLOGY 2.21 B CNY, and the year before that — 1.97 B CNY.