Investment Rating - The investment rating for the company is "Buy" and is maintained [7]. Core Insights - The company reported a revenue of 3.216 billion yuan for the first half of 2025, a year-on-year decline of 4.46%, with a net profit attributable to shareholders of 369 million yuan, also down 4.07% year-on-year [2][4]. - In Q2 2025, the company achieved a revenue of 1.725 billion yuan, a year-on-year decline of 3.25%, and a net profit of 228 million yuan, down 13.61% year-on-year [2][4]. - The company has introduced innovative technologies and products, including the second-generation SDL smart spectrum technology and various new products tailored for overseas markets [10]. Financial Performance Summary - For H1 2025, the company's gross margin decreased by 0.30 percentage points, with domestic and overseas business gross margins declining by 1.09 and 0.50 percentage points, respectively [10]. - The operating profit for H1 2025 was 327 million yuan, a year-on-year decline of 3.05%, with an operating profit margin of 10.16%, an increase of 0.15 percentage points year-on-year [10]. - The company expects net profits attributable to shareholders for 2025-2027 to be 907 million, 972 million, and 1.065 billion yuan, respectively, with corresponding P/E ratios of 15.17, 14.16, and 12.92 times [10].