贸易风险升级，关注先进科技及具备安全边际个股

Investment Rating - The industry investment rating is "Positive" [7] Core Viewpoints - The report emphasizes the need to focus on advanced technology and companies with safety margins due to escalating trade risks [2][15] - The report highlights the recovery in the engineering machinery sector and suggests that companies like Hengli Hydraulic and Yizhiming are well-positioned to benefit from this trend [3][4][16] - The report notes that the geopolitical risks, particularly related to U.S. tariffs on Chinese imports, necessitate attention to companies with overseas production capabilities [15][16] Summary by Relevant Sections 1. Key Companies - Hengli Hydraulic: As a leading player in the domestic transmission sector, it is expected to benefit from the recovery in engineering machinery. The company has completed the construction of its linear actuator project and has begun small-scale production, with a focus on increasing investment in the ball screw sector for sustained growth [3][16] - Yizhiming: This company, a leader in injection molding and die-casting machines, is optimizing its competitive capabilities through continuous domestic and international expansion. It is anticipated that the macroeconomic recovery will support ongoing industry demand [4][17] - Fosda: Specializing in deep-cooling technology equipment, Fosda is projected to achieve a net profit of 258-295 million yuan in 2024, reflecting a year-on-year growth of 34.97%-54.33%. The company has a robust order book and is expected to enhance its profitability through increased overseas business [5][18] - Sande Technology: The company is focusing on instrument equipment and unmanned intelligent equipment, with an expected net profit of 138-152 million yuan in 2024, indicating a significant year-on-year growth of 156.81%-182.86% [8][19] - Jiaocheng Ultrasonic: This company is concentrating on ultrasonic equipment and solutions, with projected revenue of 580 million yuan in 2024, a year-on-year increase of 11.03% [9][20] 2. Market Trends - The report indicates that the engineering machinery sector is experiencing a recovery, with excavator sales in March 2025 reaching 29,590 units, a year-on-year increase of 18.5% [59] - The manufacturing PMI for March 2025 is reported at 50.5%, indicating a continued recovery in the manufacturing sector [29] - The report highlights the increasing demand for industrial robots, with a cumulative production of 91,088 units in the first two months of 2025, reflecting a year-on-year growth of 27.0% [51] 3. Recommendations - The report suggests focusing on key sectors such as engineering machinery (e.g., Sany Heavy Industry, LiuGong, XCMG) and humanoid robots (e.g., Hengli Hydraulic, Yizhiming) [16] - It also recommends monitoring companies with independent growth logic and strong fundamentals, such as Hengli Hydraulic and Sande Technology [16]