叶飞出狱，深刻自省过往

Group 1 - The core viewpoint of the article revolves around Ye Fei's release from prison and his reflections on past actions in the context of China's capital market reforms [1][2][4] - Ye Fei expresses regret for his past involvement in stock price manipulation and emphasizes his commitment to lawful practices in the future [2][7] - The article highlights the transformation of the capital market during Ye Fei's imprisonment, with a shift from "pseudo market value management" to more transparent practices such as mergers, acquisitions, and equity incentives [1][6][7] Group 2 - Ye Fei's past actions led to significant legal consequences, including a four-year prison sentence and a fine of 500,000 yuan for market manipulation [2][3] - The article notes that during Ye Fei's absence, the regulatory environment for market value management has become stricter, with new guidelines and evaluations being introduced for listed companies [6][7] - The narrative includes the impact of Ye Fei's whistleblowing on various companies, some of which have shown substantial growth while others faced severe repercussions [4][6]