Shanxi Securities·2025-09-10 09:07Investment Rating - The report maintains a rating of "B" for the new materials sector, indicating a leading position in the market [2]. Core Insights - The new materials sector has experienced a decline, with the new materials index falling by 0.31%, underperforming compared to the ChiNext index which dropped by 2.67% [4]. - The report highlights the potential of Direct Air Capture (DAC) technology, which has been recognized by the Shanghai government as a key technology for 2025, suggesting significant market opportunities in domestic adsorption materials and equipment [7]. Market Performance - The new materials sector saw varied performance across sub-sectors: - Synthetic biology index decreased by 0.51% - Semiconductor materials fell by 4.74% - Electronic chemicals dropped by 1.54% - Biodegradable plastics increased slightly by 0.02% - Industrial gases decreased by 1.20% - Battery chemicals surged by 13.36% [4][19]. Price Tracking - Weekly price changes for key chemical products include: - Valine: 12,750 CNY/ton (-1.92%) - Arginine: 22,900 CNY/ton (-1.08%) - Tryptophan: 39,500 CNY/ton (-4.82%) - Methionine: 22,050 CNY/ton (-0.68%) - PLA (injection grade): 17,800 CNY/ton (unchanged) - PLA (blown film grade): 17,200 CNY/ton (unchanged) [5]. Investment Recommendations - The report suggests focusing on DAC technology and related materials and equipment, highlighting companies such as Blue Sky Technology, Jianlong Micro-Nano, and Xizhuang Co., among others, as potential investment opportunities [8].