Group 1 - The core point of the news is that Liu Jin Technology (stock code: 920021) was listed on the Longhu list on February 4, 2026, due to a high turnover rate of 26.09% and significant trading volume [1][3] - The total trading volume for Liu Jin Technology on that day reached 60.7383 million shares, with a total transaction value of 785 million yuan [1][3] - The top buying position was from an institutional account, which purchased 18.4509 million yuan worth of shares, while the top selling position was from Changcheng Securities Co., Ltd., which sold shares worth 41.2333 million yuan [1][2] Group 2 - The trading data shows that the second highest buying position was from Guosen Securities Co., Ltd., Shenzhen Internet Branch, with a purchase amount of 15.4711 million yuan [2] - Other notable buying positions included Dongfang Caifu Securities and Guojin Securities, with buying amounts of 15.1932 million yuan and 11.6342 million yuan respectively [2] - On the selling side, Changcheng Securities led with a selling amount of 41.2333 million yuan, followed by multiple positions from Dongfang Caifu Securities and Guosen Securities [2]