The China Shanghai Composite Index experienced a decline of 1.26% today, reflecting a broader trend as it has fallen by 1.37% over the past 30 days. The market's performance was characterized by a significant disparity between advancing and declining stocks, with 1,423 stocks advancing compared to 3,513 that declined, resulting in an overall advance-decline ratio of 0.41x. In the large-cap segment, Beijing Enlight Media Co., Ltd. emerged as the top performer with a return of 15.39%, while Broadex Technologies Co., Ltd. struggled, posting a return of -11.24%. Mid-cap stocks saw Shenyang Fortune Precision Equipment Co., Ltd. leading with an 11.11% return, contrasted by Tongding Interconnection Information Co., Ltd., which recorded a -10.01% return. Among small-cap stocks, Shenzhen Etmade Automatic Equipment Co., Ltd. stood out with a remarkable 20.0% return, while Cubic Digital Technology Co., Ltd. faced challenges with a -20.09% return. The advance-decline ratios varied across market caps, with large caps at 0.19x, mid caps at 0.35x, and small caps at 0.56x, indicating a more pronounced struggle among larger companies.