All-Star right-handed starting pitcher known for his powerful fastball and hard slider, he pitched 17 years in the big leagues.
He played baseball at Hanyang University in South Korea.
He played for the Los Angeles Dodgers from 1994–2001.
He married Ri-hye Park November 29, 2005.
Classy shortstop and third baseman Cal Ripken Jr. hit a home run off of him in the 2001.