科创板收盘播报：科创50指数涨0.41% 元器件股表现强势

Group 1 - The Sci-Tech Innovation 50 Index opened higher on January 22, fluctuated downwards, and closed with a slight increase, ending at 1541.64 points with a gain of 0.41% and a total trading volume of approximately 114.5 billion yuan [1] - The overall Sci-Tech Innovation Index rose by 0.14%, closing at 1865.34 points with a total trading volume of about 310.3 billion yuan [1] - Among the 600 stocks in the Sci-Tech Innovation Board, there was a mixed performance with high-priced and low-priced stocks showing divergence; component stocks and environmental protection stocks performed strongly, while biopharmaceutical and specialized machinery stocks saw significant declines [1] Group 2 - The average increase for the 600 stocks on the Sci-Tech Innovation Board was 0.25%, with an average turnover rate of 3.49% and a total trading volume of 310.3 billion yuan, while the average fluctuation was 4.57% [1] - Notable individual stock performances included Tengjing Technology, Mingwei Electronics, Qingyun Technology, and Godewei, which all hit the daily limit up; Aidi Pharmaceutical experienced the largest decline at 13.48% [1] Group 3 - In terms of trading volume, Lanke Technology led with a trading volume of 19.46 billion yuan, while ST Pava had the lowest trading volume at 995.4 million yuan [2] Group 4 - Regarding turnover rates, Shengke Nano had the highest turnover rate at 23.65%, while Sany Renewable Energy had the lowest at 0.26% [3]