科创板收盘播报：科创50指数涨2.13% 通信设备股表现活跃

Group 1 - The core index, the Sci-Tech 50 Index, opened high on January 14, 2023, and closed significantly up at 1500.91 points, with a gain of 2.13% and a total trading volume of approximately 123.9 billion yuan [1] - The overall Sci-Tech Index rose by 1.63% to close at 1835.41 points, with a total trading volume of about 406.6 billion yuan [1] - The performance of the 600 stocks on the Sci-Tech board showed more gainers than losers, with notable activity in software services and communication equipment sectors, while biopharmaceuticals and chemical materials sectors faced declines [1] Group 2 - The average gain for the 600 stocks on the Sci-Tech board was 1.29%, with an average turnover rate of 5.29% and an average volatility of 6.64% [1] - Individual stock performances included Haohan Deep, Youche Technology, Guangyun Technology, and Yinghantong reaching the daily limit up, while Rongchang Biopharmaceuticals saw a decline of 9.72%, the largest drop [1] Group 3 - In terms of trading volume, Cambrian Technology led with a volume of 12.77 billion yuan, while ST Pava had the lowest at 1.366 million yuan [2] Group 4 - Regarding turnover rates, Angrui Micro had the highest turnover rate at 28.09%, while Sany Heavy Energy had the lowest at 0.38% [3]