Group 1 - The Sci-Tech Innovation 50 Index opened slightly lower on September 29, experienced fluctuations, initially dropping about 1.7%, but later rebounded significantly, closing at 1470.41 points with a gain of 1.35% and a total trading volume of approximately 963.0 billion yuan [1] - The Sci-Tech Comprehensive Index rose by 1.18% on the same day, closing at 1690.76 points with a total trading volume of 2402 billion yuan. Excluding suspended stocks, 588 stocks on the Sci-Tech Board mostly rose, with an average increase of 1.36% and an average turnover rate of 3.17% [2] - In terms of individual stock performance, Pinming Technology, Fuke Environmental Protection, and Wanrun New Energy hit the daily limit, while Xinguang Optoelectronics saw a significant drop of 17.56% [3] Group 2 - In terms of trading volume, SMIC had the highest trading volume at 136.3 billion yuan, while *ST Guandian (rights protection) had the lowest at 897.7 million yuan [4] - Regarding turnover rates, Zhongke Lanyun had the highest turnover rate at 22.06%, while Zhongke Weizhi had the lowest at 0.25% [4]

Market Performance - The Sci-Tech Innovation 50 Index opened slightly lower on September 22, then fluctuated and eventually closed significantly higher, ending at 1408.64 points with a gain of 3.38% and a total trading volume of approximately 114.2 billion [1] - The overall Sci-Tech Innovation Index rose by 2.21% to close at 1658.35 points, with a total trading volume of 270.5 billion [1] Stock Performance - Excluding suspended stocks, 588 stocks on the Sci-Tech board saw more gains than losses, with an average increase of 1.25% and an average turnover rate of 3.28% [1] - Notable individual stock performances included Honglida and Zhongke Lanyun hitting the daily limit up, while Borui Pharmaceutical experienced a significant drop of 13.15%, marking the largest decline [1] Sector Analysis - Semiconductor and specialized machinery stocks showed strong performance, while component and electrical instrument stocks faced the largest declines [1] - The performance of electrical equipment stocks was mixed [1] Trading Activity - The highest trading volume was recorded for SMIC at 19.86 billion, while the lowest was for Zhongke Weizhi at 1.082 million [2] - The highest turnover rate was for Lianyun Technology at 25.52%, while Longteng Optoelectronics had the lowest at 0.21% [2]