Group 1 - The company expects a net profit attributable to shareholders of the parent company for 2025 to be between 213 million to 255 million yuan, representing an increase of 90.83 million to 132.83 million yuan compared to the previous year, which is a year-on-year increase of 74.35% to 108.73% [2] - The net profit attributable to shareholders of the parent company, after deducting non-recurring gains and losses, is expected to be between 183 million to 220 million yuan, an increase of 95.38 million to 132.38 million yuan compared to the previous year, reflecting a year-on-year increase of 108.86% to 151.09% [2] - The previous year's operating income was 603.89 million yuan, with a total profit of 136 million yuan and a net profit attributable to shareholders of the parent company of 122.17 million yuan [4] Group 2 - The increase in sales revenue is attributed to the rising demand from downstream customers in the special integrated circuit industry, influenced by the domestic special industry cycle [6] - The company has undertaken multiple national key scientific research projects in 2025, providing sufficient funding for technological innovation and ensuring R&D investment while reducing the expenditure of self-funded R&D costs [6] Group 3 - The company has appointed a new quality control reviewer for its auditing project due to the adjustment of the previous reviewer, ensuring that the change will not adversely affect the 2025 audit work [11][15] - The new quality control reviewer, Han Shimin, has relevant qualifications and a clean professional record, ensuring compliance with independence requirements [12][13][14]