Zenghuan Tong

Events
400 m
2021 season best53.82Sep 22, 2021
Last competition14th National GamesSep 22, 2021 · 53.82

As of Nov 14, 2026: 2021 season best 53.82 (Sep 22, 2021) · Last competition: 14th National Games, Sep 22, 2021, 53.82

Personal bests

No personal bests

Progression

SeasonDisciplineResultWindDateCompetitions
2021400m 53.82–Sep 22, 202114th National Games