深交所，重磅公告！事关创业板指→

Core Viewpoint - The Shenzhen Stock Exchange is revising the ChiNext Index compilation method to enhance its investability, with the new scheme set to be implemented on June 16, 2025 [2][3]. Group 1: Revision Details - The revised ChiNext Index compilation scheme introduces an ESG negative exclusion mechanism, removing stocks rated below B in the national ESG rating to reduce the likelihood of significant risk events [3]. - A stock weight cap mechanism is introduced, ensuring that no single stock's weight exceeds 20% during periodic adjustments, thereby controlling the influence of individual stocks on the index [3]. - The optimization measures are assessed to not cause significant adjustments to the index sample stocks or their weights, maintaining the index's operational characteristics and not affecting the operation of index sample stocks and tracking products [3]. Group 2: Market Context and Future Plans - The Shenzhen Stock Exchange is accelerating investment end construction under the unified leadership of the China Securities Regulatory Commission, focusing on enhancing the service capacity for medium- and long-term funds [4]. - The exchange is researching index iteration patterns and key factors affecting index performance, while exploring new products to meet diverse risk preferences [4]. - Future plans include continuing to implement the spirit of recent national meetings and policies, enhancing broad-based indices and related products, and providing diversified investment options to attract more medium- and long-term capital [4].