Date:Since 2005, every year April and October
Location:Guangzhou, China
Date:5-7 June, 2019
Location:Nairobi, Kenya
Date:8-13 May, 2018
Location:Alger, Algeria
Date:24-28 April, 2017
Location:Hannover, Germany
Date:19-21 September, 2016
Location:Tehran, Iran
Date:14-18 September, 2016
Location:Colombo, Sri lanka
Date:17-21 May, 2016
Location:Sao Paulo, Brazil
Date:2-5 April, 2013
Location:Moscow, Russia
Date:11-14 April, 2010
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