Four grenades were fired around 19:00pm at the Royal Thai Police Sports Club and Thai PBS TV station parking lot, situated on Vibhavadi-Rangsit Road in Bangkok.

The blasts damaged three cars located in the parking, but no one was hurt in the incidents.

WCA Annual Conferences in Bangkok and Eric Clapton Live in Bangkok concert at Impact Arena were also cancelled after the two grenade attacks in Trat and Ratchaprasong protest site that killed four people — three of them children.