洪田股份（603800）：锂电主业驱动Q3业绩修复，光学与泛半导体布局前景可期

Investment Rating - The investment rating for the company is "Accumulate" (maintained) [5] Core Views - The company's main business in lithium batteries has shown significant recovery, with Q3 performance improving both year-on-year and quarter-on-quarter. The Q3 revenue reached 495 million yuan, a year-on-year increase of 30.6% and a quarter-on-quarter increase of 96.9% [2] - The company's profitability has improved significantly in Q3, with a gross profit margin of 32.7%, up 14.2 percentage points year-on-year and 15.2 percentage points quarter-on-quarter [3] - The company is focusing on high-end detection and direct-write lithography, accelerating the industrialization of optical and semiconductor equipment [4] - The electrolytic copper foil equipment continues to lead the market, with significant breakthroughs in technology and production capacity [4] Financial Summary - For the first three quarters of 2025, the company achieved a total revenue of 881 million yuan, a year-on-year decrease of 17.0%, and a net profit attributable to the parent company of 62 million yuan, down 26.7% year-on-year [2] - The company has adjusted its net profit forecasts for 2025 and 2026 to 190 million yuan and 240 million yuan, respectively, while expecting a net profit of 320 million yuan in 2027 [5] - The current stock price corresponds to dynamic P/E ratios of 57, 45, and 34 times for 2025, 2026, and 2027, respectively [5]