Core Points - Meidun Technology (920227) experienced a significant stock price increase of 22.82% on November 18, 2025, closing at 75.9 yuan [1] - The trading volume reached 6.3305 million shares, with a total transaction value of 463 million yuan [1] Trading Details - The top buying seat was from Guosheng Securities, which purchased 16.068 million yuan worth of shares [2] - The top selling seat was from Ping An Securities, which sold shares worth 8.5595 million yuan [2] - Other notable buying and selling activities included: - Changcheng Securities bought approximately 10.02 million yuan [2] - Guoxin Securities bought around 9.47 million yuan and sold about 1.56 million yuan [2] - Chuan Cai Securities bought approximately 8.18 million yuan and sold about 73.99 thousand yuan [2]