Guppy Dong (pseudonym) was a government official in mainland China until he was sentenced to 13 years in prison for his participation in the Tiananmen Square protests. After his release, he worked as a journalist and editor for several Chinese-language publications. He was also CEO of an enterprise listed on the Shanghai Stock Exchange, general manager of a consulting company, and visiting professor at Hong Kong University of Science and Technology. He has written many articles exposing the Chinese Communist Party. He fled China in 2018, and is now living in the United States.