At the
2010 Youth World Amateur Boxing Championships he won a bronze medal. At the
2011 World Amateur Boxing Championships he beat
Birzhan Zhakypov and two unknowns but was stopped by Mongolian defending champion
Pürevdorjiin Serdamba. At the
2011 Pan American Games he lost the final to local
Joselito Velázquez. At the
2012 Summer Olympics he beat Australian
Billy Ward 26:4, then lost to eventual winner
Zou Shiming 10:13. He competed in the flyweight division at the
2016 Olympics, beating
Achraf Kharroubi in the round of 16 before losing to
Hu Jianguan in the quarter finals. He competed at the 2020 Summer Olympics, again at flyweight. This time he beat
Sulemanu Tetteh in the round of 16, before losing to
Galal Yafai in the quarter final. He also holds two notable wins over
Naoya Inoue, ranked as the world's best active boxer, pound for pound, by The Ring, the Boxing Writer's Association of America, The Transnational Boxing Ranking Board, ESPN, and fourth overall by BoxRec. ==References==