For WBC light-flyweight title · 12 rounds

Chang
Jung-koo
VS
Humberto
González

González · UD 12/12

Dec 9, 1989 · Indoor Gymnasium, Daegu, 🇰🇷

Jung-koo going in37-1-0

González going in25-0-0

Confirmation✓✓ two sources

MethodUD

Round12 of 12

TitleFor WBC light-flyweight title

Sources

English Wikipedia
side a · observed 2026-10-11
en.wikipedia.org/wiki/Chang_Jung-koo

✓

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Humberto_González

✓