TUBE INVESTMENTS OF INDIA LTD revenue for the last year amounted to 72.36 B INR, the most of which — 49.34 B INR — came from its highest performing source at the moment, Industrial System, the year earlier bringing 39.53 B INR. The greatest contribution to the revenue figure was made by India — last year it brought TUBE INVESTMENTS OF INDIA LTD 128.57 B INR, and the year before that — 106.03 B INR.