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Core Insights - The technology sector has shown localized activity, with the CSI Cloud Computing and Big Data Theme Index rising by 0.4%, the CSI Chip Industry Index increasing by 1.2%, and the CSI Semiconductor Materials and Equipment Theme Index up by 2.8% [1][3]. Index Performance - The CSI Cloud Computing and Big Data Theme Index has a rolling price-to-sales ratio of 4.7 times and is at the 97.6th percentile in valuation [3]. - The CSI Chip Industry Index has a price-to-book ratio of 6.9 times, with a valuation percentile of 61.6% [3]. - The CSI Semiconductor Materials and Equipment Theme Index has a price-to-book ratio of 6.3 times [3]. ETF Tracking - There are currently five ETFs tracking the CSI Cloud Computing and Big Data Theme Index, six ETFs for the CSI Chip Industry Index, and five ETFs for the CSI Semiconductor Materials and Equipment Theme Index [5]. - The ETFs have varying fee structures, with low-fee products having a management fee of 0.15% per year and a custody fee of 0.05% per year [5]. Recent Trends - Over the past month, the CSI Cloud Computing and Big Data Theme Index has decreased by 3.2%, while the CSI Chip Industry Index has fallen by 5.7%, and the CSI Semiconductor Materials and Equipment Theme Index has decreased by 2.4% [7]. - Year-to-date, the CSI Cloud Computing and Big Data Theme Index has increased by 44.9%, the CSI Chip Industry Index by 38.5%, and the CSI Semiconductor Materials and Equipment Theme Index by 44.8% [7]. Future Outlook - Analysts suggest that the demand for advanced production lines in the semiconductor sector will continue to grow, driven by the AI wave and domestic production needs, presenting opportunities for domestic semiconductor equipment companies [1].