KINGTELLER(SZ:002177) Ge Long Hui A P P·2025-12-31 10:03Group 1 - The stock of Yuyin Co., Ltd. (002177.SZ) has reached a three-day limit-up, with a turnover rate of 56.99% and a transaction volume of 3.441 billion yuan [1] - Institutional investors bought a total of 196 million yuan while selling 29.07 million yuan, resulting in a net purchase of 167 million yuan [1] - The "Chengdu system" retail investors ranked second in net buying with 80.09 million yuan, while "Shennan East Road" ranked first in net selling with 242 million yuan [1] Group 2 - The top five buying and selling trading departments accounted for a total transaction amount of 351.91 million yuan, representing 10.23% of the total trading volume [2] - The top buying department, Guotai Junan Securities Co., Ltd. in Chengdu, contributed 80.99 million yuan, accounting for 2.35% of the total transaction [2] - The top selling department, "Shennan East Road," had a net selling amount of 242 million yuan, indicating significant selling pressure [1]