The 79-year-old has been undergoing chemotherapy for bone marrow cancer. SINGAPORE: Property tycoon Ong Beng Seng, who faces two charges in relation to former transport minister S Iswaran's case, is set to plead guilty in court on Jul 3. This was after a pre-trial conference for Ong's case took place on Tuesday (Jun 10). Court records did not state if he would be pleading guilty to both charges or one charge, and if so, which one. His bail, which is set at S$800,000 (US$620,000) , was extended.