中国铁物：控股股东一致行动人增持24758500股

Group 1 - The core point of the article is that China Railway Materials announced a share buyback by its controlling shareholder, China Logistics Group Capital Management Co., Ltd., which has increased its holdings by 24,758,500 shares, accounting for 0.41% of the total share capital [2] - The total investment for this share buyback amounts to 65.2212 million yuan, indicating a significant commitment from the controlling shareholder [2] - The buyback plan is reported to be more than halfway through its designated period, which runs from November 26, 2025, to February 25, 2026 [2]