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Upon retiring from his illustrious badminton career, Lee Yong-dae ventured into the world of business. He harnessed his passion and expertise to create his own badminton equipment company,'Black Shuttle'. With his deep understanding of the sport and its equipment needs, Lee Yong-dae aimed to provide high-quality products for aspiring badminton players. His entrepreneurial spirit and dedication to the sport he loves marked a new chapter in his post-retirement journey.