Huaan Securities·2025-11-04 06:12Investment Rating - Industry investment rating: Overweight [1] Core Views - The chemical sector showed a weekly performance ranking of 4th with a gain of 2.50%, outperforming the Shanghai Composite Index by 2.38 percentage points [3][22] - The chemical industry is expected to maintain a differentiated trend in 2025, with recommendations to focus on synthetic biology, pesticides, chromatography media, sweeteners, vitamins, light hydrocarbon chemicals, COC polymers, and MDI [4] Summary by Sections Industry Performance - The chemical sector's overall performance ranked 4th for the week of October 27 to October 31, 2025, with a gain of 2.50% [22] - The top three performing sub-sectors were fluorochemicals (8.40%), inorganic salts (7.68%), and phosphate fertilizers (5.84%) [23] Key Industry Dynamics - A new 510 billion yuan state-owned enterprise fund for emerging industries has been launched, focusing on strategic emerging industries such as new-generation information technology, artificial intelligence, and new materials [34] - The price of lithium hexafluorophosphate continued to rise, with a 15% increase to 103,500 yuan/ton, driven by high demand in the energy storage market [34] Recommendations for Specific Sectors - Synthetic biology is highlighted as a key area for growth, with companies like Kasei Biotech and Huaheng Biotech recommended for investment [4] - The third-generation refrigerants are expected to enter a high prosperity cycle due to quota policies, benefiting companies with high quota shares such as Juhua Co., Sanmei Co., and Haohua Technology [5] - The electronic specialty gases market presents significant domestic substitution opportunities, with companies like Jinhong Gas and Huate Gas positioned for growth [6][8] - Light hydrocarbon chemicals are identified as a global trend, with companies like Satellite Chemical recommended for investment [8] - The COC polymer industry is accelerating its domestic industrialization process, with companies like AkzoNobel expected to benefit [9] - Potash fertilizer prices are anticipated to rebound as supply tightens, with companies like Yara International and Salt Lake Potash recommended [10] - The MDI market is expected to improve due to oligopolistic supply dynamics, with Wanhu Chemical highlighted as a key player [12]