In 2002, an aspiring athlete from Daegu, Republic of Korea, embarked on a journey in fencing. Encouraged by a middle school coach, he joined the school's sabre team. This decision marked the beginning of a remarkable career for the right-handed fencer.

| Season | Event | Rank |
|---|---|---|
| 2021 | Men's Team Sabre | G Gold |
| 2021 | Men's Individual Sabre | Last 32 |
| 2016 | Men's Individual Sabre | Last 16 |
| 2012 | Men's Team Sabre | G Gold |
| 2012 | Men's Individual Sabre | Last 16 |
He represents the Korea Sports Promotion Foundation in Jeonnam. Under the guidance of national coach Won Woo-Young, he has achieved significant milestones. In 2012, he was part of the team that won Korea's first Olympic gold medal in a fencing team event at the London Games.
His accolades include being named flag bearer for Korea at the 2016 Rio Olympics and the 2022 Asian Games in Hangzhou. He received the Cheongryong Medal in 2019 and was inducted into the International Fencing Federation Hall of Fame in 2020.
In 2023, he was honoured with the Outstanding Athlete Award by the Korean Fencing Federation. His contributions to sports have been widely recognised, solidifying his status as a prominent figure in Korean fencing.
Residing in Seoul with his wife Park Eun-Joo and their son, he balances his personal life with his professional commitments. He adheres to unique rituals before competitions, avoiding food and water to maintain optimal performance.
Looking ahead, he aims to win a medal at the 2024 Olympic Games in Paris. His dedication to fencing continues as he pursues further education at Kookmin University Graduate School of Sports Industry.
His sporting philosophy is straightforward: "My style is 80% attack and 20% defence." This approach has served him well throughout his career, contributing to his numerous successes on the international stage.
The journey from a middle school sabre team to an Olympic gold medallist is a testament to his hard work and determination. As he prepares for future challenges, his legacy in Korean fencing remains influential and inspiring.
In 2002, an aspiring athlete from Daegu, Republic of Korea, embarked on a journey in fencing. Encouraged by a middle school coach, he joined the school's sabre team. This decision marked the beginning of a remarkable career for the right-handed fencer.