深交所，重要公告！事关创业板指

Group 1 - The core viewpoint of the article is the revision of the ChiNext Index compilation method by the Shenzhen Stock Exchange to enhance its investability and risk management [1][2] - The introduction of an ESG negative exclusion mechanism will remove stocks rated below B from the index, thereby reducing the likelihood of significant risk events [1][2] - A stock weight cap mechanism will be implemented, ensuring that no single stock can exceed 20% of the index weight during periodic adjustments, thus controlling the influence of individual stocks on the index [1][2] Group 2 - The revised measures will take effect on June 16, 2025, and are expected to have minimal impact on the current index constituents and their weights [2] - The ChiNext Index, launched on June 1, 2010, consists of 100 stocks with high market capitalization and liquidity, serving as a key benchmark for the A-share market and representing innovative enterprises in China [2] - The Shenzhen Stock Exchange has emphasized that the revisions are based on market feedback and aim to enhance the index's representation and investment functionality to better meet the asset allocation needs of various investors [2]