Nicknamed Chiquita, he was a 3-time WBC Light Flyweight Champion and IBF Light Flyweight Champion.
He made his professional debut on September 1, 1984 with a four round decision victory over Jorge Ortega.
His fights with Michael Carbajal and Saman Sorjaturong were both named Fight of the Year by Ring Magazine.
His late father owned a butcher shop.
He took the IBF Light Flyweight title from Michael Carbajal in 1994.