科创板收盘播报：科创50指数跌0.15% 半导体股表现强势

Market Performance - The Sci-Tech Innovation 50 Index opened flat on August 7, 2023, and experienced a slight decline, closing at 1058.21 points with a drop of 0.15% and a trading range of 1.44% [1] - The overall Sci-Tech Innovation Index fell by 0.36%, ending at 1361.18 points, with a total trading volume of 172.9 billion yuan [1] Stock Performance - Among the 588 stocks on the Sci-Tech board, excluding the suspended stock Jin Chengzi, most stocks declined, with semiconductor and healthcare stocks showing strong performance, while chemical and biopharmaceutical stocks had the largest declines [1] - Notable individual stock performances included Sainuo Medical and Dongxin Co., which hit the daily limit up, while Yuancheng Technology saw a significant drop of 7.86%, marking the largest decline [2] Trading Volume and Turnover Rate - The stock Cambrian Technology had the highest trading volume at 7.69 billion yuan, while ST Pava recorded the lowest at 1.006 million yuan [3] - Yitang Co. led in turnover rate at 31.49%, while Tianneng Co. had the lowest turnover rate at 0.19% [4]