According to a report by China News Service, at 23:30 local time on the 24th, a collapse occurred at the tunnel construction site of the China-Thailand Railway in the Pak Chong District section of Nakhon Ratchasima Province, Thailand, leaving 3 people missing, including 2 Chinese nationals. A total of 3 people are currently missing, including Hu (a Chinese supervisor), Dong (a Chinese excavator operator), and a Myanmar national truck driver. Rescue efforts are still underway.

▲The accident scene

At the time of the incident, workers were using an excavator and a loader to dig the tunnel at a depth of about 600 meters from the tunnel entrance when the earth suddenly collapsed, crushing 3 vehicles and producing a loud noise. Officials from relevant departments rushed to rescue the workers trapped in the tunnel.

According to reports, Thai authorities along with their geological experts and safety advisors are currently investigating the cause and will provide further notice once it is clarified. As of 13:00 on the 25th, the missing persons had still not been found, and rescue work continues.

▲The rescue scene

**The report shows that at the time of the collapse, all 3 people were inside the vehicles, and it is currently presumed that they are still alive. However, rescuers and construction site workers have not yet been able to dig into the trapped area and still cannot make contact with the 3 trapped people. Oxygen is being pumped into the tunnel to ensure they can breathe, and efforts to clear the collapsed earth are being intensified.

**A message released at around 16:00 on the 25th shows that the distance to the trapped area is currently estimated at about 20 meters, and the clearing work and oxygen supply work may take another 2-3 hours.