In the 1990s, history scholar Chen Yongfa made a fundamental study of the opium economy two decades before the founding of the CCP and completed a monograph, "Poppies under the Red Sun: The Opium Trade and the Yan'an Model". Since then, more and more research articles have been written on the subject, and new information has appeared. Subsequently, the phenomenon of the opium economy of the CCP's Yan'an regime has also became an important field of study.
The documentary "Ram" was filmed by independent director Tiger Temple in 2016 and is available here in a revised version by the author in 2021. The film documents a real-life incident that took place in Xi'an during the "1983 crackdown". The encounter of the artist Gong Yang (real name Li Xiaoming), the main character of the documentary, is quite representative. It reflects the cruelty and absurdity of the "1983 Crackdown" political campaign launched under the direction of Deng Xiaoping.
Professor Chen Yongfa's book examines the history of the Chinese Communist Party from the perspective of modern Chinese history. It divides it into three stages: revolutionary seizure of power, continuous revolution, and farewell revolution. It delves into three major issues in CCP history: nationalism, grassroots power structure, and ideological transformation and control. published by Taiwan's Linking Publishing in 2001.