GOLDEN SUN SECURITIES·2025-08-10 13:18Investment Rating - The report maintains a "Buy" rating for key stocks in the basic chemical sector, including Dongyangguang, Jingtai Holdings, Zhongyan Dadi, and Weixing Chemical [4]. Core Insights - The basic chemical sector is experiencing a configuration opportunity, with the index declining from a peak of 9565.18 points in September 2021 to a low of 3876.11 points in February 2024, representing a cumulative drop of 59.5% [1]. - The construction project growth rate in the chemical industry has been continuously declining, with a forecasted negative growth rate of -7.3% by Q1 2025 [1]. - The basic chemical index saw a cumulative increase of 5.9% from July 11 to August 8, 2024, while the petroleum and petrochemical index increased by 2.5% during the same period [1]. - Institutional holdings in the basic chemical sector peaked in Q3 2021 at 6.69%, but have since declined to 3.72% by Q2 2025 [1]. Summary by Sections Solid-State Battery Materials - Solid-state batteries are expected to significantly enhance energy density, with potential to exceed 500 Wh/kg, compared to traditional lithium-ion batteries which struggle to surpass 300 Wh/kg [2]. - The report highlights the importance of solid-state battery materials, including polymer, oxide, and sulfide types, with a focus on sulfide materials for future full solid-state batteries [2]. - Companies to watch in this sector include Daoshi Technology and Changyang Technology, as they are positioned to benefit from the anticipated industrialization of solid-state batteries starting in 2026 [2]. AI4S and AI Materials Investment Opportunities - AI4S is rapidly penetrating the pharmaceutical and chemical industries, with significant growth in innovative drug licensing transactions reaching 41 deals worth $36.929 billion in Q1 2025 [3]. - AI technologies are expected to replace traditional drug development processes, enhancing efficiency and reducing costs [3]. - The report identifies key players in AI4S, including Jingtai Holdings and Zhizhi New Materials, as well as suppliers of AI-specific hardware and materials [3].