On July 11, 1993, a 26-year-old Kyung-Yung Lee (20-2, 8 KOs) got a shot at the flyweight IBF title held by Pichit Sithbanprachan.
Lee came in to the fight on a 1-fight losing streak with a 36% KO rate, and was fighting after a gap of 1 year, 6 months, and 20 days.
Kyung-Yung Lee was defending his flyweight titles and, fighting for the flyweight IBF titles against Pichit Sithbanprachan and lost via TKO in the 1st round, and adds a loss to his record at 20-3.
On December 21, 1991, a 25-year-old Kyung-Yung Lee (20-1, 8 KOs) got a shot at the strawweight WBC title held by Ricardo López.
Lee came in to the fight on a 9-fight win streak with a 38% KO rate, and was fighting after a gap of 4 months and 15 days.
Kyung-Yung Lee was defending his strawweight titles and, fighting for the strawweight WBC titles against Ricardo López and lost via unanimous decision in the 12-round strawweight fight, and adds a loss to his record at 20-2.
On January 31, 1988, a 21-year-old Kyung-Yung Lee (11-0, 4 KOs) got a shot at the strawweight WBC title held by 19-year-old Japanese boxer Hiroki Ioka (9-0, 5 KOs).
Lee came in to the fight on a 11-fight win streak with a 36% KO rate, and was fighting after a gap of 7 months and 17 days. Ioka was on a 9-fight win streak with a 55% KO rate, and fighting after a layoff of 3 months and 13 days.
Hiroki Ioka stopped Kyung-Yung Lee via TKO in the final round of the 12-round world-title fight, and successfully defended his WBC strawweight title. Ioka improves his record to 10-0 (6 KOs), while Lee adds a loss to his record at 11-1.