SMIC(SH:688981) Xin Hua Cai Jing·2025-10-10 07:27Market Overview - The two major indices of the Sci-Tech Innovation Board opened significantly lower on October 10, with both indices showing a downward trend throughout the day, closing with substantial declines. The Sci-Tech 50 Index closed at 1452.68 points, down 5.61%, with a total trading volume of approximately 119.5 billion yuan. The Sci-Tech Comprehensive Index closed at 1665.31 points, down 4.53%, with a total trading volume of about 290.5 billion yuan, showing a significant decrease compared to the previous trading day [1]. Stock Performance - Over 80% of stocks on the Sci-Tech Innovation Board closed lower on the same day. In specific sectors, environmental protection stocks saw slight increases, while chemical raw material stocks showed mixed performance, and semiconductor stocks experienced the largest overall declines [1]. Average Stock Metrics - Excluding suspended stocks, the average decline for the remaining 587 stocks on the Sci-Tech Innovation Board was 2.93%, with an average turnover rate of 3.63%. The total trading volume was 290.53 billion yuan, and the average volatility was 5.17% [1]. Individual Stock Highlights - China Electric Research saw the highest increase, rising by 8.55%, while Airo Energy experienced the largest decline, falling by 14.38% [2]. - In terms of trading volume, SMIC led with a trading volume of 21.074 billion yuan, while ST Pava had the lowest trading volume at 820.57 million yuan [3]. - Regarding turnover rates, Canxin Co. had the highest turnover rate at 29.17%, while Bairen Medical had the lowest at 0.30% [4].