Successful hybrid 2020 GCS International Convention Successful hybrid 2020 GCS International Convention The annual GCS International Convention, which took place at the World Taekwondo headquarters, drew about 60 representatives from about 40 GCS national chapters around the world via Zoom platform, past December 4, 2020. The annual GCS International Convention, which took place at the World Taekwondo headquarters in downtown Seoul, drew about 60 representatives from about 40 GCS national chapters around the world via a Zoom system. Among the participating GCS member countries were Argentina, Aruba, Australia, Belgium, Bhutan, Cambodia, Cameroon, Colombia, Costa Rica, Curacao, Denmark, Ecuador, Guatemala, Haiti, Honduras, India, Iran, Japan, Jordan, Korea, Macau, Malaysia, Mongolia, Nepal, Singapore, Sri Lanka, Thailand, Trinidad and Tobago, the United States, Uzbekistan and Venezuela.