Great Wall Securities·2025-09-16 12:16Investment Rating - The report maintains an "Outperform" rating for the semiconductor industry [1] Core Insights - The semiconductor sector is experiencing a recovery, with Q2 2025 net profit increasing by 58.8% quarter-on-quarter, driven by AI demand and domestic substitution trends [2][8] - The digital and analog chip design segments are leading the growth, with net profits increasing by 152.8% and 44.6% respectively [25][26] - The overall revenue for the semiconductor sector reached a historical high of 1700.23 billion yuan in Q2 2025, marking a 15.2% year-on-year and 14.4% quarter-on-quarter increase [4][8] Summary by Sections Q2 2025 Sector Review - The semiconductor sector shows signs of recovery with a significant increase in revenue and net profit, achieving a record high in Q2 2025 [7][8] - The revenue growth is attributed to a rebound in downstream demand and AI terminal requirements [8][12] - The sector's gross margin and net profit margin have improved, with gross margin at 27.12% and net profit margin at 8.72% [12][16] Subsector Performance - The digital chip design sector leads in revenue growth, with a quarter-on-quarter increase of 35.1% and a year-on-year increase of 30.8% [26][35] - The semiconductor equipment sector also shows strong performance, with a revenue increase of 17.4% quarter-on-quarter and 29.0% year-on-year [39] - The semiconductor packaging and testing sector saw a remarkable net profit increase of 157.9% quarter-on-quarter [25][26] Investment Strategy - The report emphasizes the clear trend of domestic substitution and the potential for AI-driven growth, recommending a focus on companies within the AI supply chain and undervalued leaders [6][20] - The semiconductor sector's current price-to-earnings ratio (PE) is approximately 145.7, indicating a significant increase compared to previous quarters [16][19] Market Positioning - The A-share electronic sector maintains the highest allocation in the market at 18.67%, with a slight decrease from the previous quarter [19][23] - Public fund holdings in the semiconductor sector have generally increased, reflecting positive sentiment towards leading companies [23][24]