Sun Dongsheng was born in June 1964 in Kedong County, Heilongjiang, with ancestral roots in Xun County, Henan. He began his undergraduate studies in July 1981 at Heilongjiang College of Commerce, where he majored in commercial economics and graduated in July 1985. Upon graduation, he joined the faculty of the same institution, then known as Heilongjiang College of Commerce, and worked as a lecturer in the Department of Commercial Economics.[3]
Between 1987 and 1988, Sun undertook advanced training at Renmin University of China, where he completed a postgraduate program in enterprise management within the Department of Trade Economics. From 1997 to 2000, he pursued in-service postgraduate studies in management science and engineering at the School of Management of Harbin Institute of Technology, earning a doctorate in management. During this period, he also served as deputy director of the Academic Affairs Office at Heilongjiang College of Commerce.[4]
In July 2001, Sun was appointed Dean of the School of Business Administration at Harbin University of Commerce. He later conducted postdoctoral research at the postdoctoral research station of Harbin Engineering University beginning in October 2002.[5] Alongside his academic career, he became increasingly involved in public affairs through the China Democratic National Construction Association, serving as Vice Chairman of its Heilongjiang Provincial Committee from 2003.[6]
Sun entered full-time political leadership roles in the mid-2000s. He successively served as a member of the Central Committee of the CDNCA and Chairman of its Heilongjiang Provincial Committee. In January 2008, he was appointed Vice Chairman of the Heilongjiang Provincial Committee of the CPPCC, while continuing his academic leadership responsibilities. From 2013 to 2017, he served as Vice Governor of Heilongjiang Province, and he continued in this role until January 2023 while concurrently holding the position of Vice Chairman of the Central Committee of the CDNCA.[7]
Since 2023, Sun has served as a Vice Chairman of the Central Committee of the China Democratic National Construction Association and, from March 2023, as a Vice Secretary-General of the CPPCC National Committee. He has been a member of the 11th through 14th CPPCC National Committees and a standing member of the 13th and 14th CPPCC National Committees. He also serves on the Agriculture and Rural Affairs Committee of the 14th CPPCC National Committee.[4]