Core Conclusions - The overall valuation of A-shares has contracted this week, with the communication industry leading the gains. The U.S. has allowed Nvidia to export H200 chips to China, which is expected to drive incremental demand for communication equipment. The domestic GPU leader, Moore Threads, has gone public, boosting sentiment in the computing power sector. Currently, the overall dynamic PE of the communication industry is at the historical 36.6% percentile, while the communication equipment sector's dynamic PE is at the historical 97.9% percentile, indicating high profit growth expectations [1][8][10]. A-share Valuation Overview - The overall PE (TTM) of A-shares decreased from 22.14 times last week to 21.74 times this week, while the PB (LF) fell from 2.15 times to 1.77 times [10][12]. - The PE (TTM) of the ChiNext board decreased from 79.84 times to 72.27 times, and the PB (LF) dropped from 4.74 times to 4.27 times [18][20]. - The PE (TTM) of the Sci-Tech Innovation Board decreased from 255.36 times to 210.87 times, and the PB (LF) fell from 6.29 times to 5.17 times [22][24]. Relative Valuation Expansion in Computing Power Infrastructure - The relative PE (TTM) of computing power infrastructure, excluding operators and resource sectors, increased from 4.24 times last week to 4.47 times this week, while the relative PB (LF) rose from 4.42 times to 4.66 times [24][26]. Major Sector Valuation Levels - From a static PE (TTM) perspective, sectors such as consumer discretionary, consumer staples, midstream manufacturing, cyclical, and midstream materials have absolute and relative valuations above the historical median, with consumer discretionary, consumer staples, and midstream manufacturing exceeding the historical 90th percentile. Conversely, essential consumer sectors have absolute and relative valuations below the historical median, with financial services, essential consumer, and services sectors below the historical 10th percentile [28][29]. - In terms of PB (LF), resource, TMT, cyclical, and midstream manufacturing sectors have absolute and relative valuations above the historical median, while consumer discretionary, midstream materials, financial services, services, consumer staples, and essential consumer sectors have absolute and relative valuations below the historical median, with consumer staples and essential consumer sectors below the historical 10th percentile [28][29]. Industry Performance and Profitability - Current industries such as agriculture, public utilities, and oil and petrochemicals exhibit characteristics of low valuation and high profitability [54]. - Industries like building materials, power equipment, media, defense, and basic chemicals show both low valuations and high performance growth [57]. ERP and Equity-Debt Yield Spread - The non-financial ERP of A-shares increased from 0.83% last week to 0.87% this week, while the equity-debt yield spread improved from -0.15% to -0.12% [58][62].

Core Conclusions - The overall valuation of A-shares has expanded this week, with the non-ferrous metals industry continuing to lead the market [1] - During the National Day holiday, favorable factors for the non-ferrous industry have emerged, contributing to its ongoing leadership [1] - The current overall PB (LF) of the non-ferrous metals industry is at the historical 87.8 percentile, with specific sectors like copper, aluminum, lithium, and gold at 92.1%, 96.3%, 40.7%, and 83.6% percentiles respectively, indicating greater valuation upside potential for lithium [1] A-share Valuation Overview - The overall PE (TTM) of A-shares increased from 22.36 times last week to 22.78 times this week, while PB (LF) rose from 2.17 times to 2.21 times [10] - The PE (TTM) of the ChiNext board increased from 81.61 times to 82.22 times, while its PB (LF) remained stable at 4.88 times [19] - The PE (TTM) of the Sci-Tech Innovation Board rose from 272.77 times to 276.66 times, with PB (LF) increasing from 6.72 times to 6.81 times [21] Industry Valuation Levels - From a static PE (TTM) perspective, major industries such as consumer discretionary, midstream manufacturing, and cyclical sectors have absolute and relative valuations above historical medians, with consumer discretionary and midstream manufacturing exceeding the 90th percentile [27] - In terms of PB (LF), TMT, midstream manufacturing, and consumer discretionary also show absolute and relative valuations above historical medians, while financial services and consumer staples are below historical medians [29] - The overall valuation of key companies in A-shares based on dynamic PE increased from 15.17 times to 15.19 times this week [14] Relative Valuation Expansion - The relative PE (TTM) for computing infrastructure, excluding operators and resource categories, decreased from 5.80 times to 5.66 times, while relative PB (LF) fell from 5.69 times to 5.54 times [23] - The current comparison of odds (PB historical percentiles) and win rates (ROE historical percentiles) indicates that industries like oil and petrochemicals, as well as agriculture, forestry, animal husbandry, and fishery, exhibit characteristics of low valuation and high profitability [2] ERP and Equity-Debt Yield Spread - The non-financial ERP of A-shares decreased from 0.80% to 0.76%, while the equity-debt yield spread fell from -0.19% to -0.24% [60] - The dynamic ERP of key non-financial companies in A-shares increased from 2.76% to 2.77% this week [64]