电声股份龙虎榜数据（12月20日）

Group 1 - The stock of Electric Sound Co. reached a daily limit increase of 20.00%, with a total trading volume of 7.09 billion and a turnover rate of 15.62% [1][2] - The net inflow of main funds for the stock today was 220 million, with a significant single net inflow of 241 million and a large single net outflow of 21.24 million [1] - Over the past five days, the net inflow of main funds amounted to 294 million [1] Group 2 - The stock was listed on the Shenzhen Stock Exchange due to its closing price increase of 20.00% [2] - The top five trading departments accounted for a total transaction volume of 243 million, with a net buying amount of 124 million [2] - The largest buying department was Guotai Junan Securities Co., Ltd. Shanghai Songjiang Zhongshan Road Securities Department, with a buying amount of 69.43 million [2]