invitation. While the practice of choosing a more ideal job is common in the United States, the Chinese society at that time pursued the idea of strictly obeying superiors, which made Xiao Guangyan once again been questioned. In 1957, Mao Zedong launched the "Da Ming Da Fang" Hundred Flowers Campaign (encouraging citizens to express openly their opinions of the communist regime), Xiaoguang Yan then submitted an article to the Communist Party branch secretary, criticizing the attitude of people to question their own thinking during the reform movement; but suddenly Da Ming Da Fang turned into an anti-rightist movement. Although some intellectuals who had previously expressed opinions were classified as rightists and punished, Xiao Guangyan was not classified as rightists. In 1958, Xiao Guangyan's Catalytic Process Laboratory planned to move to Lanzhou, Gansu, but he asked to stay in Dalian, which has better scientific research conditions, and the request was approved by the research institute. However, this request violated the mainstream values of the Chinese society at that time. In the Great Leap Forward period of "pulling out the white flags and planting the red ones in their stead" campaign, once again Xiaoguang Yan faced criticism. People questioned his motives for returning to China, work attitude, and living habits, and attacked him for being "demanding", "pampering with dignity", "greedy", "school lords", and "profiteer", big-character posters with these contents appeared everywhere. In the New Year, people performed live newspaper dramas that insulted Xiao Guangyan at the New Year's party, portraying him as a clown, and mocking his words and deeds. In this regard, Xiao Guangyan was extremely angry and became silent and distressed; he gradually lost himself after a long period of political criticism, and he did not dare to express his opinions directly as before. Later, people stopped criticizing scientific researchers, and the leaders of the institute apologized to Xiao Guangyan himself in 1961, and he resumed his work regardless of previous suspicions. Persecution and suicide During the movement to purify the class ranks during the Cultural Revolution, Xiao Guangyan was pinpointed as a "counter-revolutionary agent", and denounced and criticized through posters, and was forced to move to different neighbourhood. On October 5, 1968, Xiao Guangyan was ransacked by the Workers' Propaganda Team and imprisoned in a bullpen (a place where intellectuals were detained during the Cultural Revolution). He was desperate. The Workers Propaganda Team referred to Xiao Guangyan as a