Program co-chair of The Fourth International Workshop on
Three-way Decisions, Uncertainty, and Granular Computing (TWDUG'2016). October 7-9, 2016. Universidad Catolica del Norte, Antofagasta, Chile.
Program co-chair of the Third International Workshop on Three-way Decisions, Uncertainty, and Granular Computing (TWDUG) to the 2015 international Joint Conference On Rough Sets (IJCRS 2015), November 20-23,2015, Tianjin, China.
Workshop Chair of the 2014 Joint Rough Set Symposium (JRS2014), Madrid, Spain, July 10-13, 2014.
Workshop Organizer of the 7th Multi-Disciplinary Workshop on Artificial Intelligence (MIWAI 2013), Krabi, Thailand, December 10-11, 2013.