Jack Ma (2nd R), founder and chairman of Chinese e-commerce giant Alibaba Group, Mong Tak Yeung (3rd R), chairman and chief executive officer of the Shun Hing Group, and Tang Ching Wan (1st R), a professor of the Hong Kong University of Science and Technology, attend the 199th Congregation of the University of Hong Kong (HKU) in Hong Kong, south China, May 18, 2018. HKU held the 199th Congregation on Friday to confer honorary degrees on the three outstanding individuals, in recognition of their distinguished service and commitment to the university, the community, and to academia. (Xinhua/Wang Shen)