利尔化学(002258.SZ)发布上半年业绩，归母净利润2.71亿元，同比增长191.21%

Group 1 - The core viewpoint of the article is that Lier Chemical (002258.SZ) has shown significant growth in its financial performance for the first half of 2025, with notable increases in both revenue and net profit [1] - The company achieved operating revenue of 4.507 billion yuan, representing a year-on-year growth of 35.36% [1] - The net profit attributable to shareholders of the listed company reached 271 million yuan, marking a year-on-year increase of 191.21% [1] - The net profit attributable to shareholders after deducting non-recurring gains and losses was 272 million yuan, reflecting a year-on-year growth of 241.02% [1] - The basic earnings per share were reported at 0.338 yuan [1]