South Korea on Saturday added three more gold medals at the World Taekwondo Championships in Madrid, Spain, maintaining its No.1 ranking for the 17th straight year.

Sin Kyung-hyeon won the women's heavyweight title over Iniabelle Diaz of Puerto Rico, while the women's bantamweight gold went to Kim Bo-hye, who defeated Zeynep Murat of Turkey.

Kim Jae-sik took the men's bantamweight title by beating Marcio Wenceslau of Brazil.

South Korea won four golds and one bronze in the men's competition, and three three golds, a silver and a bronze in the women's.