行业比较周跟踪：A股估值及行业中观景气跟踪周报-20251109

Valuation Summary - The overall valuation of the A-share market as of November 7, 2025, shows the CSI All Share Index (excluding ST stocks) with a PE of 21.5x and a PB of 1.8x, positioned at the 80th and 41st historical percentiles respectively [2][3] - The Shanghai 50 Index has a PE of 11.9x and a PB of 1.3x, at the 64th and 39th historical percentiles [2][3] - The ChiNext Index has a PE of 41.3x and a PB of 5.2x, at the 58th and 60th historical percentiles [2][3] - The valuation of the semiconductor industry is notably high, with a PE of 99.7x, placing it at the 76th historical percentile [7] Industry Valuation Comparison - Industries with PE valuations above the 85th historical percentile include Real Estate, Retail, Chemicals, and IT Services [2][3] - Industries with PB valuations above the 85th historical percentile include Electronics (Semiconductors) and Communications [2][3] - Industries with both PE and PB valuations below the 15th historical percentile include Medical Services and White Goods [2][3] Sector Performance Tracking New Energy - The photovoltaic industry chain saw a price decline, with polysilicon futures down 6.2% and silicon wafer prices down 3.9% [3] - Battery material prices showed mixed trends, with cobalt down 3.2% and lithium hexafluorophosphate up 8.1% [3] Real Estate Chain - The price of rebar fell by 1.7%, while iron ore prices decreased by 3.4% [3] - Cement prices increased slightly by 0.1%, but demand remains weak [3] Consumer Sector - The average price of live pigs dropped by 4.6%, while wholesale pork prices rose by 2.4% [3] - The price index for liquor saw a slight decrease of 0.15% [3] Technology Sector - The semiconductor sales in China grew by 15.0% year-on-year in September 2025, indicating a positive trend in the sector [3] Commodity Sector - Brent crude oil prices fell by 2.1% to $63.7 per barrel, while coal prices increased due to stricter safety inspections and winter storage demand [3]