The ONE Championship lightweight title fight between Tang Kai (19-4, 8-1 ONE) and Shamil Gasanov (16-1, 6-1 ONE) has been rescheduled to May 15. The bout will now take place at ONE Fight Night 43. Tang Kai is the defending champion, while Gasanov enters as the challenger. Both fighters have strong records within the ONE Championship organization. No reason for the rescheduling was provided in the announcement.
ONE Championship has rescheduled its lightweight title fight between defending champion Tang Kai and challenger Shamil Gasanov, moving the bout to May 15 at ONE Fight Night 43.
The promotion confirmed the change in date without offering any explanation for why the fight was pushed back. The lightweight championship clash had previously been set for an earlier date before the organization announced the revision.
Tang Kai carries an overall professional record of 19-4 and has compiled an impressive 8-1 mark inside the ONE Championship organization. The reigning lightweight champion will look to defend his title on the new date.
Gasanov enters as the challenger with a career record of 16-1, going 6-1 in ONE Championship competition. His lone loss on the global stage does little to diminish a resume that makes him a credible threat to Tang Kai's title.
Why it matters
- The ONE lightweight title is on the line, giving the division clarity on its champion heading into the second half of the year
- Both fighters have demonstrated consistency within the promotion, with Tang Kai posting an 8-1 ONE record and Gasanov going 6-1
- ONE Fight Night 43 gains a marquee championship main event with significant divisional implications






