上证国新科创板国企指数下跌0.22%，前十大权重包含晶合集成等

Group 1 - The Shanghai Stock Exchange National New Sci-Tech Board State-Owned Enterprises Index (950253) opened lower and fluctuated, down 0.22% to 962.8 points, with a trading volume of 9.947 billion [1] - Over the past month, the index has decreased by 0.54%, by 9.92% over the past three months, and by 1.03% year-to-date [1] - The index is composed of state-owned enterprises listed on the Sci-Tech Board or companies with state capital participation without actual control, reflecting the overall performance of state-owned enterprises on the Sci-Tech Board [1] Group 2 - The top ten weights in the index are: China Resources Microelectronics (6.11%), Haiguang Information (5.67%), Western Superconducting (5.54%), Huahai Qingshi (5.29%), SMIC (5.14%), Jinghe Integrated (3.97%), Zhongwei Company (3.83%), Huahong Semiconductor (3.75%), Zhongke Star Map (3.56%), and China Communication Signal (3.18%) [1] - The index's holdings are entirely from the Shanghai Stock Exchange, with a sector breakdown of 53.68% in Information Technology, 30.17% in Industry, 9.97% in Materials, 3.54% in Healthcare, and 2.65% in Communication Services [1] Group 3 - The index sample is adjusted every six months, with adjustments implemented on the next trading day following the second Friday of June and December [2] - Weight factors are generally fixed until the next scheduled adjustment, with temporary adjustments made under special circumstances [2]