Group 1 - The core point of the article is that Liujin Technology (stock code: 920021) experienced significant trading activity on February 5, 2026, with a turnover rate of 24.01% and a total transaction amount of 752 million yuan [1][3] - The total number of shares traded was approximately 55.9 million [1] - The buying and selling activities were primarily conducted by institutional investors, with the top buying position acquiring approximately 17.86 million yuan and the top selling position at 19.34 million yuan [2][3] Group 2 - The top buying and selling firms included various branches of Dongfang Caifu Securities, with significant amounts traded at their Lhasa branches [2] - The trading data indicates a competitive environment among institutional investors, reflecting a high level of interest in Liujin Technology [2]