CHINA RAILWAY PREF revenue for the last year amounted to 1.90 B CNY, the most of which — 1.60 B CNY — came from its highest performing source at the moment, Prefabricated Building Services, the year earlier bringing 1.12 B CNY. The greatest contribution to the revenue figure was made by China — last year it brought CHINA RAILWAY PREF 1.90 B CNY, and the year before that — 1.50 B CNY.