SUMITOMO SEIKA CHEMICALS CO revenue for the last year amounted to 143.04 B JPY, the most of which — 105.55 B JPY — came from its highest performing source at the moment, Water-absorbent Resin, the year earlier bringing 78.99 B JPY. The greatest contribution to the revenue figure was made by China — last year it brought SUMITOMO SEIKA CHEMICALS CO 38.26 B JPY, and the year before that — 32.37 B JPY.