Because of the successive major protests in the 2009 Hong Kong East Asian Games and 2010 Guangzhou Asian Games, the objects of the protests are related to South Korean countries, which makes the outside world question about the fairness of the Taekwondo competition, and also makes the World Taekwondo League have a significant change to retrieve the image of Taekwondo. This study aims to realize what factors shape Taiwan's Taekwondo is hostile to South Korea and the way to solve the problem. The research results show that the rigor of referees in law enforcement, the negligence of domestic teams, and the media's extensive coverage of the details cause various misunderstandings about South Korea, and also make the World Taekwondo League (WT) modify the rules to achieve the fairness of the competition.