上证科创板医疗指数报697.06点，前十大权重包含奕瑞科技等

Core Viewpoint - The Shanghai Stock Exchange Sci-Tech Innovation Board Medical Index has shown a decline in performance over various time frames, indicating potential challenges in the medical sector within the Sci-Tech Innovation Board [1][2]. Group 1: Index Performance - The Shanghai Sci-Tech Innovation Board Medical Index reported a value of 697.06 points, with a decline of 4.19% over the past month, 7.99% over the past three months, and 3.88% year-to-date [1]. - The index is composed of no more than 30 listed companies in the medical field, reflecting the overall performance of medical stocks on the Sci-Tech Innovation Board, with a base date of December 30, 2022, set at 1000.0 points [1]. Group 2: Index Holdings - The top ten weighted companies in the index include: Huatai Medical (10.77%), United Imaging (10.14%), Yirui Technology (7.2%), Aibo Medical (6.29%), Rejing Biology (5.94%), Nanwei Medical (4.99%), Shengxiang Biology (4.84%), Xinmai Medical (4.35%), Haier Biology (3.92%), and Yahui Long (3.41%) [1]. - The index is exclusively composed of companies listed on the Shanghai Stock Exchange, with the industry breakdown showing that medical consumables account for 42.66%, medical devices for 30.80%, and in vitro diagnostics for 26.54% [2]. Group 3: Index Adjustment Mechanism - The index samples are adjusted quarterly, with implementation occurring on the next trading day following the second Friday of March, June, September, and December [2]. - Weight factors are adjusted in accordance with the sample changes, and in special circumstances, the index may undergo temporary adjustments [2].