HAMAI CO LTD revenue for the last year amounted to 8.76 B JPY, the most of which — 5.82 B JPY — came from its highest performing source at the moment, Lapping Machine, the year earlier bringing 3.33 B JPY. The greatest contribution to the revenue figure was made by China — last year it brought HAMAI CO LTD 4.15 B JPY, and the year before that — 1.89 B JPY.