蓝天燃气：控股股东两日增持0.28%股份

Group 1 - The controlling shareholder, Blue Sky Group, announced a plan to increase its stake in the company by purchasing 2 million A-shares through the Shanghai Stock Exchange from September 11 to September 12, 2025, with a total transaction amount of 20.0496 million yuan, representing 0.28% of the total share capital [1] - The previously disclosed plan aims to invest between 100 million to 150 million yuan to increase its stake by no more than 2% during the period from June 19, 2025, to June 18, 2026 [1]