The Department of Corrections announced that Supachai Srisupakorn, former chairman of the Khlong Chan Credit Union, an inmate convicted of public fraud, has died after being transferred for treatment of chronic conditions including hypertension, diabetes, and allergies. His family raised no objections to the cause of death.
On 12 July 2026, the Department of Corrections issued a statement explaining the case of Mr. Supachai Srisupakorn, who was convicted of public fraud and sentenced to 23 years, 6 months, and 20 days imprisonment, with a release date of 19 October 2038. He had been held at Bang Kwang Central Prison since 11 March 2016. According to his inmate records, initial health screening upon entry found he had chronic conditions including hypertension, diabetes, and allergies. Prison medical staff have continuously monitored and treated him, performing lab tests and arranging ongoing external hospital follow-ups.
On 25 June 2026, his condition rapidly deteriorated, prompting transfer to the emergency room at Phra Nang Klao Hospital. On 26 June 2026, hospital doctors recommended further treatment at the Thoracic Disease Institute, where he received close care from specialist doctors in the intensive care unit until he died from heart failure due to coronary artery blockage at the Thoracic Disease Institute on 12 July 2026 at approximately 06:17.
Prison officials followed legal procedures by coordinating with investigators from Rattanathibet Police Station and forensic officers to conduct an examination. Bang Kwang Central Prison informed Supachai's family of the events in detail. Authorities fully cooperated with all relevant parties. The forensic committee, composed of investigators, prosecutors, administrative officers, and forensic doctors from the Institute of Forensic Science, conducted the autopsy at 09:21 the same day. Preliminary findings matched the critical illness diagnosis. The family was informed and expressed no doubts about the cause of death.
The Department of Corrections prioritizes health care and basic rights for all inmates, especially elderly and chronically ill prisoners, ensuring continuous screening, monitoring, and treatment according to medical standards. In Supachai's case, the prison provided medical care following doctors' guidance. Upon the incident, authorities promptly notified investigators and forensic personnel as required by law. The autopsy confirmed death from natural causes. The Department is committed to transparency and cooperation with all agencies to ensure accountable operations and maintain public trust.