ASIA AIR SURVEY CO revenue for the last year amounted to 40.27 B JPY, the most of which — 23.35 B JPY — came from its highest performing source at the moment, Social Infrastructure Management, the year earlier bringing 20.70 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought ASIA AIR SURVEY CO 37.30 B JPY, and the year before that — 33.67 B JPY.