Since 1991, he has been the chairman of Hang Lung Group and Hang Lung Properties, one of the largest real estate developers in Hong Kong. He succeeded the chairman position in the companies from his uncle. He is also the vice-president of the Real Estate Developers Association of Hong Kong, a Co-Chairman of the Asia Society and Chairman of its Hong Kong Center, and an advisor to the China Development Research Foundation of the State Council of the People's Republic of China.
He also serves on the governing or advisory bodies of several think-tanks and universities, including China Foreign Affairs University, the Hong Kong University of Science and Technology and his alma mater, the University of Southern California.
He was a director of Enron Corporation when it filed for bankruptcy as a result of fraud. In November 2009, he attended the Horasis Global China Business Meeting in Lisbon, where his criticisms of American financial policy garnered widespread attention.
- Ronnie C. Chan ENRON profile
- Ronnie Chan Chi-chung Hanglung profile
- "Enron's Cast of Characters and Their Stock Sales". Trinity University. Retrieved 19 March 2010.
- "Wall Street's Ego Bubble", Newsweek, 17 November 2009