Core Viewpoint - The mechanical industry is experiencing varied growth rates across different segments, with nuclear power and service robots showing high growth, while other sectors like lithium battery and boiler equipment are stabilizing after declines [1][2]. Revenue and Profit Growth - In Q1 and Q2 of 2025, the mechanical sector's revenue growth was +9.1% and +6.9% year-on-year, while net profit growth was +18.2% and +14.3% respectively [2]. - High growth segments include nuclear equipment (+67.8%/+18.1%) and service robots (+58.2%/+56.2%) [2]. - Other segments like machine tools (+0.9%/+10.8%), laser processing (+12.2%/+21.5%), and shipbuilding (+9.8%/+35.4%) are accelerating [2]. - Lithium battery equipment showed a decline in Q1 (-9.7%) but rebounded in Q2 (+15.9%), while boiler equipment also saw a significant recovery from a decline of -12.4% in Q1 to +36.6% in Q2 [2]. Gross Margin Analysis - The overall gross margin in the mechanical sector remains stable, with notable increases in plastic processing (+3.5 percentage points) and forklifts (+1.3 percentage points) [3]. - Significant declines in gross margin were observed in sectors like photovoltaic equipment (-3.5 percentage points) and lithium battery equipment (-3.2 percentage points) [3]. - On a quarter-on-quarter basis, most sectors maintained or improved their gross margins, with instruments and mining metallurgy showing notable increases [3]. Valuation Insights - Among 24 sub-sectors in the mechanical industry, five are valued below the 50th percentile, including railway transportation equipment (15.0%) and 3C equipment (18.7%) [4]. - Several sectors are valued between the 50th and 90th percentiles, such as engineering machinery (54.9%) and oil and gas equipment (63.3%) [4]. - The remaining sectors are valued above the 90th percentile, indicating a diverse valuation landscape within the industry [4]. Investment Recommendations - The mechanical sector's specialized equipment segments are recommended for investment, focusing on areas such as lithium battery equipment recovery, 3C equipment demand driven by innovation, humanoid robots in application, and the growth of export demand in domestic manufacturing [4].