Informa PLC specializes in organizing events and publishing books, documents and journals. The activity is organized around four sectors: - organization of exhibitions; - publishing of academic and scientific research contents: human and social sciences, technology, medicine, physical sciences, etc.; - publishing of professional and commercial contents: sciences and health, finances, legal sciences, trading, transport, telecommunication, etc.; - organization of conferences and professional training trade shows. The group's contents are marketed in the form of publications on paper, electronic download, and CD-ROM. Net sales break down by activity into sale of organization of events (46%), sale of subscriptions (17.5%), sale of advertising space (7%) and other (29.5%). Net sales are distributed geographically as follows: the United Kingdom (5.5%), Continental Europe (11.4%), North America (49.3%), China (13.1%) and others (20.7%).