Wed, 10/03/2004 / Sat, 13/03/2004

China Foreign Trade Guangzhou Exhibition Corp.

Tue, 17/02/2004 / Fri, 20/02/2004

Tue, 09/08/2005 / Tue, 12/08/2008

Instituto Sudafricano del Agua (WISA) y la Asociación Internacional del Agua (IWA)

Thu, 21/07/2005 / Fri, 22/07/2005

National Groundwater Association (NGA), Asociación Nacional de Aguas Subterráneas, EE.UU

Mon, 14/11/2005 / Thu, 17/11/2005

Universidad Cadi Ayyad (Marrakech); Universidad Hassan I (Settat)

Sun, 18/09/2005 / Wed, 21/09/2005

International Water Association (IWA )

Wed, 29/06/2005 / Thu, 30/06/2005

Tue, 12/09/2006 / Thu, 14/09/2006

Chartered Institution of Water and Environmental Management (CIWEM)

Wed, 28/09/2005 / Wed, 28/09/2005

Thu, 01/12/2005 / Fri, 02/12/2005

Association of Wastewater Treatment Experts(AWWTE), International Water Association (IWA), Global Water Partnership(GWP), European Water Association (EWA)