TOPCO SCIENTIFIC CO revenue for the last year amounted to 56.70 B TWD, the most of which — 49.29 B TWD — came from its highest performing source at the moment, Semiconductor and Electronics Materials, the year earlier bringing 40.48 B TWD. The greatest contribution to the revenue figure was made by China — last year it brought TOPCO SCIENTIFIC CO 26.49 B TWD, and the year before that — 23.05 B TWD.