太辰光（300570）：AI需求驱动，业绩保持高增

Investment Rating - The report maintains a "Recommended" rating for the company, indicating a potential upside of over 15% relative to the benchmark index [5][12]. Core Insights - The company reported significant growth in its 2025 semi-annual results, with revenue reaching 828 million yuan, a year-on-year increase of 62.5%, and a net profit attributable to shareholders of 173 million yuan, up 118.0% year-on-year [3][4]. - The demand for AI-driven products has significantly boosted the company's performance, particularly in integrated passive components like MTP/MPO, which have seen substantial demand growth [4][5]. - The company has effectively expanded its production capacity both domestically and internationally to meet the rising demand for AI-related products, including the establishment of a production base in Vietnam [4][5]. Revenue Breakdown - The company's revenue from exports in the first half of 2025 was 681 million yuan, a 71.2% increase year-on-year, accounting for 82.2% of total revenue, with North America being the largest contributor [4]. - Domestic sales reached 148 million yuan, growing 31.6% year-on-year, representing 17.8% of total revenue [4]. Financial Projections - The company is projected to achieve net profits of 410 million yuan, 631 million yuan, and 876 million yuan for the years 2025, 2026, and 2027, respectively, with corresponding PE multiples of 66x, 43x, and 31x [5][7]. - Revenue forecasts for the same period are 2,001 million yuan in 2025, 2,930 million yuan in 2026, and 3,929 million yuan in 2027, reflecting growth rates of 45.2%, 46.5%, and 34.1% [7][10]. R&D Focus - The company has maintained a strong focus on R&D, with R&D expense ratios of 6.3%, 5.1%, and 5.1% for the years 2023, 2024, and the first half of 2025, respectively [5]. - The development of proprietary products, such as MPO connectors and optical flexible boards, has positioned the company to capitalize on the growing demand in data centers and AI computing [5].