Oganizers announced Wednesday that the country won a victory at the 36th World Skills Competition four times in a row with 20 gold, five silver, and seven bronze medals.
Germany came in next with five gold, four silver, and one bronze, followed by Japan with four gold, two silver, and four bronze medals.
South Korea has so far won the overall competition 13 times since 1967 when it participated in the biannual international event for the first time.
More than 2,000 skilled people from 35 different countries are showing their stuff in the competition that first came to South Korea in 1978 at the Pusan games.