节能国祯(300388.SZ)：安徽生态累计增持3.999987%股份

Group 1 - The core viewpoint of the article is that the company, Energy Conservation Guozhen, has completed its share buyback plan, significantly increasing its stake in the company [1] - Since the announcement of the buyback plan, Anhui Ecology has cumulatively increased its A-share holdings by 27.2416 million shares, representing approximately 3.999987% of the company's total share capital [1] - The total amount spent on the buyback is approximately RMB 251,851,802.19 [1]