HUALAN BIOLOGICAL revenue for the last year amounted to 1.13 B CNY, the most of which — 1.07 B CNY — came from its highest performing source at the moment, Influenza Vaccine, the year earlier bringing 2.40 B CNY. The greatest contribution to the revenue figure was made by China — last year it brought HUALAN BIOLOGICAL 1.13 B CNY, and the year before that — 2.41 B CNY.