Summary of Key Points Core Viewpoint - The trading volume on the Beijing Stock Exchange (BSE) reached 975 million shares with a total transaction value of 24.042 billion yuan, reflecting a decrease of 6.397 billion yuan compared to the previous trading day. A total of 118 stocks closed higher, while 163 stocks closed lower [1]. Trading Performance - The number of stocks that closed higher was 118, accounting for 40.97% of the tradable stocks. The stocks with the highest closing gains included Can Energy (up 17.72%), Iron Expansion Machinery (up 13.10%), and Yuanhang Precision (up 10.18%) [1]. - Conversely, the stocks with the largest declines included Koma Materials (down 26.75%), Hengdong Light (down 6.48%), and Tianming Technology (down 5.97%) [1]. Transaction Details - A total of 68 stocks had transaction values exceeding 100 million yuan, with the highest transaction values recorded for Tianli Composite (768.09 million yuan), Hengdong Light (722.29 million yuan), and Xingtou Measurement Control (716.31 million yuan) [1]. - The trading activity showed that 23 stocks had a turnover rate exceeding 10%, with 8 stocks exceeding 20%. The stocks with the highest turnover rates included Koma Materials (62.05%), Yinen Power (36.06%), and Can Energy (32.93%) [1]. Stock Performance Table - The trading performance of notable stocks included: - Tianli Composite: Closing price 99.36 yuan, increase of 5.59%, turnover rate 7.28%, transaction value 768.09 million yuan [1]. - Hengdong Light: Closing price 313.42 yuan, decrease of 6.48%, turnover rate 11.22%, transaction value 722.29 million yuan [1]. - Yinen Power: Closing price 24.51 yuan, increase of 29.96%, turnover rate 36.06%, transaction value 496.77 million yuan [1]. - Koma Materials: Closing price 40.25 yuan, decrease of 26.75%, turnover rate 62.05%, transaction value 495.00 million yuan [1].

Summary of Key Points Core Viewpoint - The trading volume and turnover of stocks on the Beijing Stock Exchange (BSE) showed a decrease on May 21, with a total trading volume of 1.883 billion shares and a turnover of 41.112 billion yuan, down by 6.11 billion yuan compared to the previous trading day. Trading Performance - A total of 60 stocks closed higher, accounting for 22.56% of the tradable stocks, with notable gainers including Lingge Technology (up 16.48%), Dadi Electric (up 11.93%), and Dongfang Carbon (up 11.54%) [1] - Conversely, 205 stocks closed lower, with significant declines seen in Xujie Technology (down 14.03%), Lusi Co. (down 12.68%), and Shengye Electric (down 12.68%) [1] Active Stocks - 147 stocks had a turnover exceeding 100 million yuan, with the highest turnover recorded for Wuxin Tunnel Equipment (1.199 billion yuan), Air China Ocean (880 million yuan), and Jinbo Biological (839 million yuan) [1] - The trading activity was highlighted by 93 stocks having a turnover rate exceeding 10%, with 27 stocks exceeding 20%. The highest turnover rates were observed in Wuhan Land Electric (44.44%), Ningxin New Materials (42.66%), and Shengye Electric (40.17%) [1] Stock Details - Notable stock performances included: - Wuxin Tunnel Equipment: Closing price 49.00 yuan, down 12.01%, turnover rate 25.70%, turnover 1.199 billion yuan [1] - Ningxin New Materials: Closing price 17.29 yuan, up 30.00%, turnover rate 42.66%, turnover 516.4 million yuan [1] - Lingge Technology: Closing price 31.80 yuan, up 16.48%, turnover rate 39.52%, turnover 834.5 million yuan [1] Market Trends - The overall market showed mixed performance with a significant number of stocks experiencing volatility, indicating a cautious sentiment among investors [1][2]