Group 1 - The event "5·15—5·19 Investor Protection Publicity Week" was launched, focusing on capital market regulation and investor protection [1] - Chen Yunsen discussed the current state, issues, and innovative directions of China's capital market regulatory system [1][2] Group 2 - Two main mechanisms of capital market regulation were introduced: public implementation mechanism and private implementation mechanism [2] - The public implementation mechanism is executed by government regulatory bodies, while the private mechanism relies on market participants to protect their rights [2] Group 3 - China's capital market is characterized by a high proportion of retail investors and a low proportion of institutional investors, which influences regulatory focus on protecting small investors [3] - The awareness and ability of small shareholders to protect their rights through various means are relatively weak, affecting the efficiency of public mechanisms [3] Group 4 - The China Securities Investor Service Center (CSISC) plays a unique role in the regulatory framework, combining elements of both public and private mechanisms [2][3] - CSISC tends to select companies for action that have faced regulatory penalties or have strong motives for major shareholder expropriation [3] Group 5 - There is a growing trend of small shareholders actively exercising their voting rights, with a significant increase in rejected proposals in 2024 compared to previous years [6] - The increase in rejected proposals indicates that small shareholders are gradually gaining a voice in corporate governance [6] Group 6 - Shareholder litigation is considered the last line of defense for investor protection, often pursued after other remedies have been exhausted [7] - The number of litigation cases involving small shareholders has been increasing, with 140 cases reported in 2022, indicating a rising awareness of the importance of legal action [7]