DISA Limited announced the appointment of directors and change in shareholdings at Digital Life Line Pte. Ltd. dated 29 December 2021, the board of directors (the "Board") of the Company announced the following: Dr. Chua Lee Kiang, Melvin will be appointed as the director of DLL with effect from 12 January 2022 Dr. Melvin Chua, who is also one of the inventors of the new saliva-based COVID-19 ART technology, is a Clinician-Scientist at the National Cancer Centre Singapore, and Principal Investigator of the Tan Chin Tuan Laboratory of Optical Imaging, Photodynamic and Proton Beam Therapy - Precision Radiation Oncology Programme. He is also the Head of Department and Senior Consultant for Head and Neck and Thoracic Cancers, Division of Radiation Oncology and the Director of the Data and computational Science Core.