JIANGSU NATA OPTO revenue for the last year amounted to 1.70 B CNY, the most of which — 1.23 B CNY — came from its highest performing source at the moment, Special Gas, the year earlier bringing 1.20 B CNY. The greatest contribution to the revenue figure was made by China — last year it brought JIANGSU NATA OPTO 1.70 B CNY, and the year before that — 1.58 B CNY.