Cheng Youdong, male, Han nationality, is a native of Ningguo, Anhui Province. He was born in 1952, and graduated from the Beijing Institute of Foreign Languages. Cheng is a member of the China Association for Promoting Democracy. Cheng began his career as a secondary school teacher and principal, and became involved with the China Association for Promoting Democracy in the late 1990s, holding leading posts such as deputy director in Harbin and Heilongjiang.
Cheng Youdong has served two terms as vice-mayor of Harbin city.