He is the co-chairman of the Macau Legend Development and is a former unofficial member of the Legislative Council of Hong Kong from 1984 to 1985.
Tong studied at the Naval Base Secondary School and the Raffles Institution, Singapore.
[1] Tong became the founder and had been the chairman of the Carl Tong & Associates Management Consultancy Ltd. in 1987, which is engaged in management consultancy business, and the Goodrich Global Pte Ltd. and its subsidiaries in Singapore, China, Hong Kong, India, Indonesia, Malaysia and the United Arab Emirates since 1983.
Tong has also been the secretary, chief financial officer and chief executive officer of the Creative Master Bermuda, where he set strategic directions and plans for the growth and expansion of Creative Master Bermuda.
His son, Clinton Tong Tsun-tak, was ordered to perform 150 hours of community service for drink-driving and driving his father's car without a license in 2010 when he was 18.