Professor Hung is currently Principal Liaison Officer for Hong Kong, Shenzhen Qianhai Authority and the Hong Kong Deputy to 13th National People’s Congress. A seasoned ICT professional and angel investor and has worked in the industry for over 30 years.  He is the President Emeritus of the Internet Professional Association, Executive Chairman of Chinese Big Data Society, Vice Chairman of Hong Kong Industry University Research Collaboration Association and the Monte Jade Science and Technology Association of HK. Witman was elected as a Director of the Board of the World Summit Awards, an initiative within the framework of UN WSIS. He is also an Independent Non-executive Director of VSTECS Holdings Limited (0865.HK), Sino Hotels (Holdings) Limited (1221.HK), Hsin Chong Group Holdings Limited (0404.HK) and LH Group Limited (1978.HK).

Professor Hung is currently adjunct Professor of Jinan University. In 2008, Witman was selected as one of the Ten Outstanding Young Persons of Hong Kong. In 2016, he was given the Asia Social Innovation Leadership Award by CMO Asia and he was given Light of Civilization 2017 Chinese Cultural Exchange Person of the Year.