天原股份：宜发展六个月增持2.51%

Group 1 - The controlling shareholder, Yibin Development Holding Group Co., Ltd., has increased its stake in the company by acquiring 32.6675 million shares, representing 2.51% of the total share capital, with a transaction amount of 154 million yuan [1] - After the share acquisition, the controlling shareholder directly holds 261 million shares, which accounts for 20.08% of the total share capital, while the total holding with concerted actions reaches 347 million shares, representing 26.68% of the total share capital [1]