Market Performance - The Sci-Tech Innovation Board (STAR Market) index rose by 3.53%, closing at 1535.39 points, with a total trading volume of 5.36 billion shares and a turnover of 310.84 billion yuan, resulting in an average turnover rate of 2.73% [1] - Among the tradable stocks on the STAR Market, 441 stocks closed higher, with 12 stocks increasing by over 10% and 46 stocks rising between 5% and 10%. Conversely, 151 stocks closed lower, with 1 stock declining by over 10% [1] Stock Turnover Rates - The distribution of turnover rates shows that 3 stocks had turnover rates exceeding 20%, 19 stocks had rates between 10% and 20%, 110 stocks had rates between 5% and 10%, 126 stocks had rates between 3% and 5%, 266 stocks had rates between 1% and 3%, and 76 stocks had rates below 1% [1] - The stock with the highest turnover rate was Zhongwei Semiconductor, which closed up by 6.89% with a turnover rate of 33.06% and a transaction amount of 2.468 billion yuan. Other notable stocks included Jianxin Superconducting and Youxun Co., which had turnover rates of 30.71% and 25.94%, respectively [1] Sector Analysis - In terms of sector performance, among stocks with turnover rates exceeding 5%, the electronics sector had the highest representation with 65 stocks, followed by machinery and equipment, and computer sectors, each with 15 stocks [2] - The stocks with the highest net inflow of funds included Lanke Technology, Zhongkong Technology, and Sitwei, with net inflows of 894 million yuan, 236 million yuan, and 151 million yuan, respectively. Conversely, stocks with the highest net outflows included Zhenlei Technology, Baiwei Storage, and Rongbai Technology, with net outflows of 406 million yuan, 327 million yuan, and 274 million yuan, respectively [2] Leverage Fund Movements - A total of 74 stocks experienced net purchases of leveraged funds, with Baiwei Storage, Lanke Technology, and Artis seeing significant increases in financing balances of 1.066 billion yuan, 622 million yuan, and 204 million yuan, respectively. In contrast, stocks like Moer Thread, Zhenyou Technology, and Puranshi saw decreases in financing balances of 232 million yuan, 123 million yuan, and 110 million yuan, respectively [2] Notable Stocks - Key stocks on January 21 included Zhongwei Semiconductor (688380) with a closing price of 44.20 yuan, a daily increase of 6.89%, and a turnover rate of 33.06% [3] - Jianxin Superconducting (688805) closed at 50.65 yuan, up by 8.81%, with a turnover rate of 30.71% [3] - Other notable stocks included Youxun Co. (688807) with a daily increase of 6.00% and a turnover rate of 25.94%, and Qiangyi Co. (688809) which saw a decrease of 2.74% [3]