GEM CO LTD revenue for the last year amounted to 30.53 B CNY, the most of which — 17.58 B CNY — came from its highest performing source at the moment, Ternary Precursor, the year earlier bringing 16.15 B CNY. The greatest contribution to the revenue figure was made by China — last year it brought GEM CO LTD 21.47 B CNY, and the year before that — 19.46 B CNY.