Market Overview - On April 22, the total trading volume of individual stocks on the Beijing Stock Exchange reached 1.519 billion shares, with a total transaction value of 31.381 billion yuan, a decrease of 1.024 billion yuan compared to the previous trading day [2] - Among the tradable stocks, 68 stocks closed higher, accounting for 25.66% of the total tradable stocks, while 194 stocks closed lower [2] Notable Performers - The stocks with the highest closing gains included Fangda New Materials, which surged by 29.94%, and Guangdao Digital, which increased by 19.67% [2][3] - Stocks with significant declines included Dir Chemical, which fell by 7.30%, and Kangbiter, which dropped by 7.12% [2] Trading Activity - A total of 102 stocks had transaction values exceeding 10 million yuan, with the highest transaction values recorded for Airong Software (1.226 billion yuan), Development Technology (875.194 million yuan), and Xingtou Measurement and Control (647.395 million yuan) [2] - The trading activity showed that 67 stocks had a turnover rate exceeding 10%, with 15 stocks exceeding 20% [2] Detailed Stock Performance - The top-performing stocks by closing price and turnover rate included: - Airong Software: Closing price of 61.58 yuan, up 4.67%, turnover rate of 15.58% [2] - Development Technology: Closing price of 121.88 yuan, up 3.30%, turnover rate of 23.09% [2] - Guangdao Digital: Closing price of 13.63 yuan, up 19.67%, turnover rate of 31.38% [3] Summary of Declining Stocks - Notable declining stocks included: - Dir Chemical: Closing price of 14.86 yuan, down 7.30%, turnover rate of 19.61% [3] - Kangbiter: Closing price of 24.51 yuan, down 7.12%, turnover rate of 7.90% [3] - Minshida: Closing price of 47.90 yuan, down 6.83%, turnover rate of 19.60% [2]