Ng's involvement with the Olympic Movement began with roles in the local Olympic council. He was elected as vice-president of the Singapore National Olympic Council in 1990. In 1993, Ng became chairman of the Singapore Olympic Academy. He initiated and acted as chairman of Project 0812, an organisation that provided Singaporean athletes with high-level training and preparation to win medals in the Beijing and London Olympics. Through his efforts with Project 0812, Singapore received its first Olympic medal in 48 years at the 2008 Beijing Olympic Games.