恒立液压（601100）：25Q1扣非归母净利率大幅提升，对Q2挖机板块满怀期待

Investment Rating - The report maintains a "Buy" rating for the company [4][6]. Core Views - The company achieved total operating revenue of 9.39 billion yuan in 2024, a year-on-year increase of 4.51%, and a net profit attributable to shareholders of 2.51 billion yuan, up 0.4% [1]. - In Q1 2025, the company reported total operating revenue of 2.42 billion yuan, a year-on-year increase of 2.56%, and a net profit attributable to shareholders of 618 million yuan, up 2.61% [1]. - The company's non-recurring net profit margin reached over 28% in Q1 2025, reflecting significant improvements in cost control and management capabilities [1]. Summary by Sections Excavator Sector - The excavator market in China saw a total sales volume of 201,131 units in 2024, marking a year-on-year growth of 3.13%, with domestic sales increasing by 11.7% [2]. - The domestic market shows strong growth momentum, particularly in sectors such as water conservancy projects and rural revitalization, which are driving demand for small excavators [2]. - The traditional peak season for the engineering machinery industry occurs from March to May, with revenue recognition expected in Q2 [2]. Screw Rod Business - The screw rod business is currently in a phase of temporary scale disadvantage due to ongoing investments in electric drive strategies and linear actuator projects [3]. - The company has invested 1.4 billion yuan in the linear actuator project, which is now entering the mass production phase [3]. - Early investment periods may exert pressure on the company's performance, as significant expenditures are required without immediate revenue generation [3]. Financial Projections - The company is projected to achieve net profits of 2.8 billion yuan, 3.1 billion yuan, and 3.5 billion yuan for the years 2025, 2026, and 2027, respectively, with growth rates of 12%, 11%, and 12% [4]. - The current stock price corresponds to a price-to-earnings (P/E) ratio of 34, 31, and 27 for the years 2025, 2026, and 2027 [4].