- Europäische Kommission, EUROSTAT, Luxemburg
- United Nations Statistical Division (UNSD), New York, USA
- International Statistical Institute (ISI), Voorburg, Niederlande
- National Bureau of Statistics China (NBS), Beijing, China
- China Federation of Industrial Economics (CFIE), Beijing, China
- Beijing Jinglue Marketing and Media Research Ltd, Beijing, China
- United Nations Centre for Human Settlements (UNCHS, Habitat), Nairobi, Kenia