Gymnast who is a former member of the South Korean national gymnastics team. She was the 2014 Asian Games All-around Champion, the 2010 Asian Games all-around bronze medalist, and a three-time Asian Championships All-around Champion.
She began gymnastics as a way to lose weight and ended up winning the all-around gold medal at the 2009 Angel Cup in Malaysia.
She was the recipient of the Talent Medal of Korea in 2011. She has over 130,000 followers on her syj0528 Instagram account.
She is an only child. Her second cousin is Korean figure skater Yun Yea-ji.
She appeared in an LG campaign with Park Tae-Hwan.