RUITAI MATERIALS T revenue for the last year amounted to 4.63 B CNY, the most of which — 2.86 B CNY — came from its highest performing source at the moment, Refractory for Steel, the year earlier bringing 2.83 B CNY. The greatest contribution to the revenue figure was made by China — last year it brought RUITAI MATERIALS T 4.63 B CNY, and the year before that — 4.82 B CNY.