Year
Competition
Venue
Position
Event
Notes
Representing South Korea
2002
Asian Championships
Colombo, Sri Lanka
5th
Hammer throw
63.53 m
Asian Games
Busan, South Korea
8th
Hammer throw
62.57 m
2003
Asian Championships
Manila, Philippines
6th
Hammer throw
64.56 m
2005
Asian Championships
Incheon, South Korea
5th
Hammer throw
64.56 m
2006
Asian Games
Doha, Qatar
4th
Hammer throw
69.07 m
2007
Asian Championships
Amman, Jordan
4th
Hammer throw
64.51 m
Universiade
Bangkok, Thailand
11th
Hammer throw
66.86 m
2009
East Asian Games
Macau, China
2nd
Hammer throw
66.40 m
Asian Championships
Guangzhou, China
7th
Hammer throw
66.24 m
2010
Asian Games
Guangzhou, China
6th
Hammer throw
67.55 m
2011
Asian Championships
Kobe, Japan
5th
Hammer throw
67.97 m
World Championships
Daegu, South Korea
29th (q)
Hammer throw
68.98 m
2013
Asian Championships
Pune, India
4th
Hammer throw
72.98 m
East Asian Games
Tianjin, China
2nd
Hammer throw
67.65 m
2014
Asian Games
Incheon, South Korea
6th
Hammer throw
70.36 m
2017
Asian Championships
Bhubaneswar, India
3rd
Hammer throw
73.77 m
2018
Asian Games
Jakarta, Indonesia
5th
Hammer throw
71.10 m
2019
Asian Championships
Doha, Qatar
5th
Hammer throw
69.81 m
2023
Asian Championships
Bangkok, Thailand
5th
Hammer throw
69.74 m
Asian Games
Hangzhou, China
5th
Hammer throw
69.12 m