Thai youth team won 31 medals;   16 gold medals, 12 silver medals and 3 bronze medals in the Jeju Korea Open International Taekwondo Championships 2018 at Jeju, the Republic of Korea during 18 – 24 July 2018.  Nine gold medals, four silver medals and two bronze medals were from Kyorugi category, and seven gold medals, 8 silver medals and one bronze medals were from Poomsae category.  The Jeju competition is one of the biggest Taekwondo events in the world.