At least nine passengers were injured when a Bangkok-bound special express train derailed in Thailand's Kui Buri district early on Saturday, The Bangkok Post reported.

According to The Bangkok Post, the special express train No. 38/46, consisting of 12 carriages, was travelling from Su-ngai Kolok district in Narathiwat province to Krungthep Aphiwat (Bang Sue) station in Bangkok when the accident occurred.

The incident happened around 5 am near the Kui Buri railway station, when three of the rear carriages, numbers 10, 11 and 12, came off the track but did not overturn, The Bangkok Post reported.