For more:
https://news.cgtn.com/news/2022-02-23/What-is-the-coaching-secret-for-Olympic-gold-medalist-Su-Yiming--17T9PVSGkak/index.html

"I am more like his friend than his coach," Yasuhiro Sato, coach of Chinese Olympic snowboarding gold medalist Su Yiming, told CGTN's "Chat Room."

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