Investment Rating - The report maintains an "Overweight" rating for the mechanical equipment industry, specifically recommending investments in PCB equipment for import substitution, technological iteration, and industry expansion logic, as well as solid-state battery equipment for accelerated industrialization [1]. Core Insights - The report highlights the significant increase in demand for high-end HDI (High-Density Interconnect) PCB equipment driven by the surge in AI computing server requirements, projecting a 33% year-on-year growth in the PCB market for servers and storage in 2024, reaching a value of 10.916 billion yuan [2][3]. - The solid-state battery equipment sector is identified as a key area for investment, with isostatic pressing technology being crucial for mass production, offering potential for industrialization due to its efficiency in achieving densification [4][21]. - The report emphasizes the growth potential in the silicon carbide (SiC) market, particularly with NVIDIA's new generation of GPUs expected to adopt SiC substrates, which could significantly enhance thermal management and reduce packaging size [5][28]. Summary by Sections PCB Equipment - The demand for drilling equipment is expected to rise significantly due to the increasing complexity of HDI boards, with domestic PCB manufacturers like Shenghong Technology and Huitian Electronics planning capacity expansions [2][3]. - The global PCB equipment market is projected to reach 51 billion yuan in 2024, with a year-on-year growth of 9%, driven by the AI computing infrastructure [29]. - Key players in the PCB equipment sector include Dazhu CNC, Chip Quik, and Dongwei Technology, with recommendations to focus on drilling, exposure, and plating segments [31]. Solid-State Battery Equipment - Isostatic pressing technology is highlighted as a critical bottleneck for solid-state battery mass production, with domestic and international players accelerating the industrialization of this technology [4][21]. - The report suggests that the value of isostatic pressing equipment in solid-state battery production lines could reach 2.9 billion yuan by 2029, indicating substantial growth potential [21]. Silicon Carbide (SiC) - NVIDIA's plans to integrate SiC substrates into its next-generation GPU chips are expected to create new growth opportunities in the SiC market, with significant substrate demand anticipated [5][28]. Engineering Machinery - The report notes a strong recovery in excavator sales, with a 17.2% year-on-year increase in sales from January to August 2025, indicating robust domestic and export demand [6][10]. - Major infrastructure projects, such as the Yarlung Tsangpo River project, are expected to drive further demand for engineering machinery, with a projected market impact of approximately 108 billion yuan [36][37].