Booyoung Group chairman Lee Joong-keun (left) shakes hands with World Taekwondo Federation president Choue Chung-won in a ceremony to seal a new global partnership deal between the two sides, on Wednesday in Seoul. As a sponsor, Booyoung Group will provide WTF with a total of $10 million (11 billion won) for six years until the 2020 Tokyo Olympics. Booyoung Group