8月基本金属价格多数上涨，新材料指数走势较强

Group 1 - The new materials sector outperformed the CSI 300 index, with a rise of 12.30% as of August 27, compared to the CSI 300's 7.62%, marking a 4.68 percentage point advantage [1][2] - The new materials index ranked 5th among 30 CITIC first-level industries in terms of performance [2] - The trading volume of the new materials sector reached 1,946.153 billion yuan, reflecting a month-on-month increase of 15.59% [1][2] Group 2 - Basic metal prices mostly increased in August, with copper rising by 1.01%, aluminum by 1.00%, and lead by 1.17% [2] - Global semiconductor sales continued to grow year-on-year, with a total of 59.91 billion USD in June 2025, representing a 19.6% increase [2] - China's semiconductor sales reached 17.24 billion USD, showing a year-on-year growth of 13.1% [2] Group 3 - In July, the export volume of superhard materials and products increased by 2.29% to 15,100 tons, while the export value decreased by 13.31% to 14.5 million USD [3] - The average export price of superhard materials fell by 15.25% to 9.58 USD per kilogram [3] - Rare gas prices saw a slight decline in August, with helium priced at 614 yuan per bottle, down 3.07% [3] Group 4 - The new materials sector maintains a "stronger than market" investment rating, with a TTM PE of 28.22, which is at the 99th percentile of historical valuations since 2022 [4] - The growth potential of the new materials sector is supported by increasing demand from domestic manufacturing and the integration of technologies like artificial intelligence [4][5] - The domestic new materials sector is expected to gradually enter a prosperous cycle driven by domestic substitution [5]