The Department of Hospital Services, Ministry of Health (MOH) of Cambodia organized a Regional Workshop on Laboratory Quality and Biosafety on 14–15 August 2018 at Angkor Paradise Hotel, Siem Reap, Cambodia. The workshop was financed under Loan 3464-CAM: Greater Mekong Subregion Health Security Project. The overall objective of the workshop was to improve the quality and biosafety of laboratory services in the Greater Mekong Subregion. The workshop was attended by delegates and health care directors from MOH of Cambodia, Lao PDR, Myanmar, and Viet Nam and representatives from international development partners, including Asian Development Bank, World Health Organization, Institut Pasteur du Cambodge, and United States Center for Disease Control and Prevention.