Ng Yat Chung is a Singaporean former lieutenant-general who served as Chief of Defence Force between 2003 and 2007. Education Ng received his secondary and pre-university education in Victoria School and Hwa Chong Junior College respectively. He received the Singapore Armed Forces Overseas Scholarship for his undergraduate studies in 1980, and graduated in 1983 with a Bachelor of Arts (Honours) in engineering from Christ's College, Cambridge. In 1987, he obtained a Master of Arts in mathematics, also from Christ's College. He also holds a Master of Business Administration from Stanford University. He attended the six-week Advanced Management Program at Harvard Business School, and graduated with a Master of Military Art and Science from the United States Army Command and General Staff College. Career Singapore Armed Forces (1979–2007) Ng enlisted in the Singapore Armed Forces (SAF) in 1979 and was commissioned as an artillery officer in December that year. Throughout his military career, he held various appointments, including the following: Commanding Officer, 21st Battalion Singapore Artillery; Assistant Chief of the General Staff (Plans); Commander, 3rd Singapore Infantry Brigade; Head, Joint Operations Department; Commander, 3rd Division; Director, Joint Operations and Planning Directorate; Chief of Staff (Joint Staff); Chief of Army. He relinquished his appointment as the Chief of Army on 1 April 2003 and succeeded Lim Chuan Poh as the Chief of Defence Force (CDF). As the CDF, Ng laid the blueprint for the 3rd Generation SAF by overseeing the development of new operational concepts to further integrate the Army, Navy and Air Force. He also commanded the SAF's humanitarian assistance and disaster relief response in Aceh and Phuket after the 2004 Indian Ocean earthquake and tsunami, as well as similar missions to Yogyakarta and Phitsanulok in 2006. He retired from the SAF on 23 March 2007 and was succeeded by Desmond Kuek as the CDF. Temasek Holdings (2007–2011) After leaving the military, Ng joined Temasek Holdings and was rotated in the company: Head of Energy & Resources; Co-Head of Australia & New Zealand & Co-Head of Strategy; Senior managing director. Neptune Orient Lines (2011–2017) Ng joined the board of Neptune Orient Lines (NOL) as an Executive Director in May 2011 and was appointed Group President and Chief Executive Officer in October. On 9 June 2016, it was announced that Temasek would tender its NOL shares to CMA. Ng cited NOL's lack of scale as the primary reason for its sale. He