2015 GAC Group World Tour, Austrian Open | ITTF rankings: Lee Seul 2036, Lee Zion 2300 |
2015 GAC Group World Tour, Czech Open | ITTF rankings: Lee Seul 1981, Lee Zion 2260 |
2015 GAC Group World Tour, Japan Open | ITTF rankings: Lee Seul 1973, Lee Zion 2235 |
2015 GAC Group World Tour, German Open | ITTF rankings: Lee Seul 1899, Lee Zion 2084 |
2014 Korea Junior and Cadet Open | ITTF rankings: Lee Seul 1926, Lee Zion 1942 |
2014 World Tour, Japan Open | ITTF rankings: Lee Seul 1926, Lee Zion 1915 |
2014 World Tour, Korea Open | ITTF rankings: Lee Seul 1926, Lee Zion 1915 |
2013 Spanish Junior and Cadet Open | ITTF rankings: Lee Seul 1594, Lee Zion 1686 |
2011 Korea Junior and Cadet Open | ITTF rankings: Lee Seul 1487, Lee Zion 1405 |